diff --git a/Makefile.toml b/Makefile.toml
index 09b7b381..4c33aae7 100644
--- a/Makefile.toml
+++ b/Makefile.toml
@@ -86,13 +86,4 @@ private = true
 condition = { env_set = [ "RELEASE_LEVEL" ] }
 description = "Run `cargo-release` for every crate, but only make changes locally"
 command = "cargo-release"
-args = ["release", "--config", "${CARGO_MAKE_WORKING_DIRECTORY}/../_build/release.toml", "--no-confirm", "--skip-publish", "--skip-push", "--skip-tag", "${RELEASE_LEVEL}"]
-
-[tasks.test-verbose]
-dependencies = ["test-async-verbose"]
-
-[tasks.test-async-verbose]
-description = "Runs cargo test with async feature"
-category = "Test"
-command = "cargo"
-args = ["test", "--verbose", "--features", "async", "@@split(CARGO_MAKE_CARGO_BUILD_TEST_FLAGS, )"]
\ No newline at end of file
+args = ["release", "--config", "${CARGO_MAKE_WORKING_DIRECTORY}/../_build/release.toml", "--no-confirm", "--skip-publish", "--skip-push", "--skip-tag", "${RELEASE_LEVEL}"]
\ No newline at end of file
diff --git a/docs/book/tests/Cargo.toml b/docs/book/tests/Cargo.toml
index 979aa99d..04f07daf 100644
--- a/docs/book/tests/Cargo.toml
+++ b/docs/book/tests/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 build = "build.rs"
 
 [dependencies]
-juniper = { path = "../../../juniper", features = ["async"] }
+juniper = { path = "../../../juniper" }
 juniper_iron = { path = "../../../juniper_iron" }
 futures = "0.3.1"
 
diff --git a/integration_tests/async_await/Cargo.toml b/integration_tests/async_await/Cargo.toml
index 4134e3f9..c3abc53e 100644
--- a/integration_tests/async_await/Cargo.toml
+++ b/integration_tests/async_await/Cargo.toml
@@ -4,10 +4,7 @@ version = "0.1.0"
 authors = ["Christoph Herzog <chris@theduke.at>"]
 edition = "2018"
 
-[features]
-async = []
-
 [dependencies]
-juniper = { path = "../../juniper", features = ["async"] }
+juniper = { path = "../../juniper" }
 futures = "0.3.1"
 tokio = { version = "0.2", features = ["rt-core", "time", "macros"] }
\ No newline at end of file
diff --git a/integration_tests/juniper_tests/Cargo.toml b/integration_tests/juniper_tests/Cargo.toml
index 89ae47f7..155e860d 100644
--- a/integration_tests/juniper_tests/Cargo.toml
+++ b/integration_tests/juniper_tests/Cargo.toml
@@ -4,12 +4,9 @@ version = "0.1.0"
 publish = false
 edition = "2018"
 
-[features]
-async = ["juniper/async", "futures"]
-
 [dependencies]
 juniper = { path = "../../juniper" }
-futures = { version = "0.3.1", optional = true }
+futures = "0.3.1"
 
 [dev-dependencies]
 serde_json = { version = "1" }
diff --git a/integration_tests/juniper_tests/src/codegen/derive_enum.rs b/integration_tests/juniper_tests/src/codegen/derive_enum.rs
index e7528601..0e967bcb 100644
--- a/integration_tests/juniper_tests/src/codegen/derive_enum.rs
+++ b/integration_tests/juniper_tests/src/codegen/derive_enum.rs
@@ -4,7 +4,6 @@ use fnv::FnvHashMap;
 #[cfg(test)]
 use juniper::{self, DefaultScalarValue, FromInputValue, GraphQLType, InputValue, ToInputValue};
 
-#[cfg(feature = "async")]
 use futures;
 
 #[derive(juniper::GraphQLEnum, Debug, PartialEq)]
diff --git a/integration_tests/juniper_tests/src/codegen/derive_object.rs b/integration_tests/juniper_tests/src/codegen/derive_object.rs
index b283b542..b2d6389f 100644
--- a/integration_tests/juniper_tests/src/codegen/derive_object.rs
+++ b/integration_tests/juniper_tests/src/codegen/derive_object.rs
@@ -7,7 +7,6 @@ use juniper::{DefaultScalarValue, GraphQLObject};
 #[cfg(test)]
 use juniper::{self, execute, EmptyMutation, GraphQLType, RootNode, Value, Variables};
 
-#[cfg(feature = "async")]
 use futures;
 
 #[derive(GraphQLObject, Debug, PartialEq)]
diff --git a/integration_tests/juniper_tests/src/codegen/derive_object_with_raw_idents.rs b/integration_tests/juniper_tests/src/codegen/derive_object_with_raw_idents.rs
index 191967be..3c5909f1 100644
--- a/integration_tests/juniper_tests/src/codegen/derive_object_with_raw_idents.rs
+++ b/integration_tests/juniper_tests/src/codegen/derive_object_with_raw_idents.rs
@@ -9,7 +9,6 @@ use juniper::{
     GraphQLType, RootNode, Value, Variables,
 };
 
-#[cfg(feature = "async")]
 use futures;
 
 pub struct Query;
diff --git a/integration_tests/juniper_tests/src/codegen/impl_union.rs b/integration_tests/juniper_tests/src/codegen/impl_union.rs
index ec51097c..8e039335 100644
--- a/integration_tests/juniper_tests/src/codegen/impl_union.rs
+++ b/integration_tests/juniper_tests/src/codegen/impl_union.rs
@@ -1,4 +1,3 @@
-#[cfg(feature = "async")]
 use futures;
 
 // Trait.
diff --git a/integration_tests/juniper_tests/src/codegen/scalar_value_transparent.rs b/integration_tests/juniper_tests/src/codegen/scalar_value_transparent.rs
index 244b5c5c..f4861bcb 100644
--- a/integration_tests/juniper_tests/src/codegen/scalar_value_transparent.rs
+++ b/integration_tests/juniper_tests/src/codegen/scalar_value_transparent.rs
@@ -1,5 +1,4 @@
 use fnv::FnvHashMap;
-#[cfg(feature = "async")]
 use futures;
 use juniper::{DefaultScalarValue, FromInputValue, GraphQLType, InputValue, ToInputValue};
 
diff --git a/integration_tests/juniper_tests/src/custom_scalar.rs b/integration_tests/juniper_tests/src/custom_scalar.rs
index 50afc173..a8e77bac 100644
--- a/integration_tests/juniper_tests/src/custom_scalar.rs
+++ b/integration_tests/juniper_tests/src/custom_scalar.rs
@@ -1,6 +1,5 @@
 extern crate serde_json;
 
-#[cfg(feature = "async")]
 use futures;
 
 #[cfg(test)]
diff --git a/integration_tests/juniper_tests/src/issue_371.rs b/integration_tests/juniper_tests/src/issue_371.rs
index 749078d1..0c9a49c8 100644
--- a/integration_tests/juniper_tests/src/issue_371.rs
+++ b/integration_tests/juniper_tests/src/issue_371.rs
@@ -1,7 +1,6 @@
 // Original author of this test is <https://github.com/davidpdrsn>.
 use juniper::*;
 
-#[cfg(feature = "async")]
 use futures;
 
 pub struct Context;
diff --git a/integration_tests/juniper_tests/src/issue_398.rs b/integration_tests/juniper_tests/src/issue_398.rs
index b1513588..87320ebd 100644
--- a/integration_tests/juniper_tests/src/issue_398.rs
+++ b/integration_tests/juniper_tests/src/issue_398.rs
@@ -1,7 +1,6 @@
 // Original author of this test is <https://github.com/davidpdrsn>.
 use juniper::*;
 
-#[cfg(feature = "async")]
 use futures;
 
 struct Query;
diff --git a/juniper/Cargo.toml b/juniper/Cargo.toml
index fcc7ef45..84ca66f1 100644
--- a/juniper/Cargo.toml
+++ b/juniper/Cargo.toml
@@ -24,7 +24,6 @@ harness = false
 path = "benches/bench.rs"
 
 [features]
-async = ["juniper_codegen/async", "futures"]
 expose-test-schema = []
 default = [
     "bson",
@@ -39,7 +38,7 @@ juniper_codegen = { version = "0.14.2", path = "../juniper_codegen"  }
 bson = { version = "0.14.0", optional = true }
 chrono = { version = "0.4.0", optional = true }
 fnv = "1.0.3"
-futures = { version = "0.3.1", optional = true }
+futures = "0.3.1"
 indexmap = { version = "1.0.0", features = ["serde-1"] }
 serde = { version = "1.0.8" }
 serde_derive = { version = "1.0.2" }
diff --git a/juniper/src/executor/mod.rs b/juniper/src/executor/mod.rs
index c5209a7f..54c8063f 100644
--- a/juniper/src/executor/mod.rs
+++ b/juniper/src/executor/mod.rs
@@ -372,7 +372,6 @@ where
     }
 
     /// Resolve a single arbitrary value into an `ExecutionResult`
-    #[cfg(feature = "async")]
     pub async fn resolve_async<T>(&self, info: &T::TypeInfo, value: &T) -> ExecutionResult<S>
     where
         T: crate::GraphQLTypeAsync<S, Context = CtxT> + Send + Sync,
@@ -386,7 +385,6 @@ where
     }
 
     /// Resolve a single arbitrary value, mapping the context to a new type
-    #[cfg(feature = "async")]
     pub async fn resolve_with_ctx_async<NewCtxT, T>(
         &self,
         info: &T::TypeInfo,
@@ -421,7 +419,6 @@ where
     /// Resolve a single arbitrary value into a return value
     ///
     /// If the field fails to resolve, `null` will be returned.
-    #[cfg(feature = "async")]
     pub async fn resolve_into_value_async<T>(&self, info: &T::TypeInfo, value: &T) -> Value<S>
     where
         T: crate::GraphQLTypeAsync<S, Context = CtxT> + Send + Sync,
@@ -747,7 +744,6 @@ where
     Ok((value, errors))
 }
 
-#[cfg(feature = "async")]
 pub async fn execute_validated_query_async<'a, 'b, QueryT, MutationT, CtxT, S>(
     document: &'b Document<'a, S>,
     operation: &'b Spanning<Operation<'_, S>>,
diff --git a/juniper/src/executor_tests/mod.rs b/juniper/src/executor_tests/mod.rs
index aefac036..dff2a5fb 100644
--- a/juniper/src/executor_tests/mod.rs
+++ b/juniper/src/executor_tests/mod.rs
@@ -5,8 +5,7 @@ mod introspection;
 mod variables;
 
 // FIXME: re-enable
-#[cfg(not(feature = "async"))]
+#[cfg(TODO)]
 mod interfaces_unions;
 
-#[cfg(feature = "async")]
 mod async_await;
diff --git a/juniper/src/http/mod.rs b/juniper/src/http/mod.rs
index d4ce4d41..6d60690b 100644
--- a/juniper/src/http/mod.rs
+++ b/juniper/src/http/mod.rs
@@ -93,7 +93,6 @@ where
         ))
     }
 
-    #[cfg(feature = "async")]
     pub async fn execute_async<'a, CtxT, QueryT, MutationT>(
         &'a self,
         root_node: &'a RootNode<'a, QueryT, MutationT, S>,
diff --git a/juniper/src/lib.rs b/juniper/src/lib.rs
index 4f1b0822..c04f65e6 100644
--- a/juniper/src/lib.rs
+++ b/juniper/src/lib.rs
@@ -184,7 +184,6 @@ pub use crate::{
 /// A pinned, boxed future that can be polled.
 pub type BoxFuture<'a, T> = std::pin::Pin<Box<dyn std::future::Future<Output = T> + 'a + Send>>;
 
-#[cfg(feature = "async")]
 pub use crate::types::async_await::GraphQLTypeAsync;
 
 /// An error that prevented query execution
@@ -258,7 +257,6 @@ where
 }
 
 /// Execute a query in a provided schema
-#[cfg(feature = "async")]
 pub async fn execute_async<'a, S, CtxT, QueryT, MutationT>(
     document_source: &'a str,
     operation_name: Option<&str>,
diff --git a/juniper/src/macros/scalar.rs b/juniper/src/macros/scalar.rs
index b18f1bd4..239d1361 100644
--- a/juniper/src/macros/scalar.rs
+++ b/juniper/src/macros/scalar.rs
@@ -42,307 +42,6 @@
 /// In addition to implementing `GraphQLType` for the type in question,
 /// `FromInputValue` and `ToInputValue` is also implemented. This makes the type
 /// usable as arguments and default values.
-#[cfg(not(feature = "async"))]
-#[macro_export]
-macro_rules! graphql_scalar {
-    ( @as_expr $e:expr) => { $e };
-
-    (
-        @generate,
-        meta = {
-            name = $name:ty,
-            outname = {$($outname:tt)+},
-            scalar = {$($scalar:tt)+},
-            $(description = $descr:tt,)*
-        },
-        resolve = {
-            self_var = $resolve_self_var:ident,
-            body = $resolve_body: block,
-            return_type = $resolve_retun_type: ty,
-        },
-        from_input_value = {
-            arg = $from_input_value_arg: ident,
-            result = $from_input_value_result: ty,
-            body = $from_input_value_body: block,
-        },
-        from_str = {
-            value_arg = $from_str_arg: ident,
-            result = $from_str_result: ty,
-            body = $from_str_body: block,
-            lifetime = $from_str_lt: tt,
-        },
-
-    ) => {
-        $crate::__juniper_impl_trait!(
-            impl <$($scalar)+> GraphQLType for $name {
-                type Context = ();
-                type TypeInfo = ();
-
-                fn name(_: &Self::TypeInfo) -> Option<&str> {
-                    Some($crate::graphql_scalar!(@as_expr $($outname)+))
-                }
-
-                fn meta<'r>(
-                    info: &Self::TypeInfo,
-                    registry: &mut $crate::Registry<'r, $crate::__juniper_insert_generic!($($scalar)+)>
-                ) -> $crate::meta::MetaType<'r, $crate::__juniper_insert_generic!($($scalar)+)>
-                where
-                    $crate::__juniper_insert_generic!($($scalar)+): 'r
-                {
-                    let meta = registry.build_scalar_type::<Self>(info);
-                    $(
-                        let meta = meta.description($descr);
-                    )*
-                    meta.into_meta()
-                }
-
-                fn resolve(
-                    &$resolve_self_var,
-                    _: &(),
-                    _: Option<&[$crate::Selection<$crate::__juniper_insert_generic!($($scalar)+)>]>,
-                    _: &$crate::Executor<
-                        Self::Context,
-                        $crate::__juniper_insert_generic!($($scalar)+)
-                    >) -> $crate::ExecutionResult<$crate::__juniper_insert_generic!($($scalar)+)> {
-                    Ok($resolve_body)
-                }
-            });
-
-        $crate::__juniper_impl_trait!(
-            impl<$($scalar)+> ToInputValue for $name {
-                fn to_input_value(&$resolve_self_var) -> $crate::InputValue<$crate::__juniper_insert_generic!($($scalar)+)> {
-                    let v = $resolve_body;
-                    $crate::ToInputValue::to_input_value(&v)
-                }
-            }
-        );
-
-        $crate::__juniper_impl_trait!(
-            impl<$($scalar)+> FromInputValue for $name {
-                fn from_input_value(
-                    $from_input_value_arg: &$crate::InputValue<$crate::__juniper_insert_generic!($($scalar)+)>
-                ) -> $from_input_value_result {
-                    $from_input_value_body
-                }
-            }
-        );
-
-        $crate::__juniper_impl_trait!(
-            impl<$($scalar)+> ParseScalarValue for $name {
-                fn from_str<$from_str_lt>($from_str_arg: $crate::parser::ScalarToken<$from_str_lt>) -> $from_str_result {
-                    $from_str_body
-                }
-            }
-        );
-    };
-
-    // No more items to parse
-    (
-        @parse_functions,
-        meta = {
-            name = $name:ty,
-            outname = {$($outname:tt)+},
-            scalar = {$($scalar:tt)+},
-            $(description = $descr:tt,)*
-        },
-        resolve = {$($resolve_body:tt)+},
-        from_input_value = {$($from_input_value_body:tt)+},
-        from_str = {$($from_str_body:tt)+},
-        rest =
-    ) => {
-        $crate::graphql_scalar!(
-            @generate,
-            meta = {
-                name = $name,
-                outname = {$($outname)+},
-                scalar = {$($scalar)+},
-                $(description = $descr,)*
-            },
-            resolve = {$($resolve_body)+},
-            from_input_value = {$($from_input_value_body)+},
-            from_str = {$($from_str_body)+},
-        );
-    };
-
-    (
-        @parse_functions,
-        meta = {
-            name = $name:ty,
-            outname = {$($outname:tt)+},
-            scalar = {$($scalar:tt)+},
-            $(description = $descr:tt,)*
-        },
-        $(from_input_value = {$($from_input_value_body:tt)+})*,
-        $(from_str = {$($from_str_body:tt)+})*,
-        rest =
-    ) => {
-        compile_error!("Missing resolve function");
-    };
-
-    (
-        @parse_functions,
-        meta = {
-            name = $name:ty,
-            outname = {$($outname:tt)+},
-            scalar = {$($scalar:tt)+},
-            $(description = $descr:tt,)*
-        },
-        resolve = {$($resolve_body:tt)+},
-        $(from_str = {$($from_str_body:tt)+})*,
-        rest =
-    ) => {
-        compile_error!("Missing from_input_value function");
-    };
-
-    (
-        @parse_functions,
-        meta = {
-            name = $name:ty,
-            outname = {$($outname:tt)+},
-            scalar = {$($scalar:tt)+},
-            $(description = $descr:tt,)*
-        },
-        resolve = {$($resolve_body:tt)+},
-        from_input_value = {$($from_input_value_body:tt)+},
-        rest =
-    ) =>{
-        compile_error!("Missing from_str function");
-    };
-
-
-    // resolve(&self) -> Value { ... }
-    (
-        @parse_functions,
-        meta = {$($meta:tt)*},
-        $(resolve = {$($resolve_body:tt)+},)*
-        $(from_input_value = {$($from_input_value_body:tt)+},)*
-        $(from_str = {$($from_str_body:tt)+},)*
-        rest = resolve(&$selfvar:ident) -> $return_ty:ty $body:block $($rest:tt)*
-    ) => {
-        $crate::graphql_scalar!(
-            @parse_functions,
-            meta = {$($meta)*},
-            resolve = {
-                self_var = $selfvar,
-                body = $body,
-                return_type = $return_ty,
-            },
-            $(from_input_value = {$($from_input_value_body)+},)*
-            $(from_str = {$($from_str_body)+},)*
-            rest = $($rest)*
-        );
-    };
-
-    // from_input_value(arg: &InputValue) -> ... { ... }
-    (
-        @parse_functions,
-        meta = { $($meta:tt)* },
-        $(resolve = {$($resolve_body:tt)+})*,
-        $(from_input_value = {$($from_input_value_body:tt)+},)*
-        $(from_str = {$($from_str_body:tt)+},)*
-        rest = from_input_value($arg:ident: &InputValue) -> $result:ty $body:block $($rest:tt)*
-    ) => {
-        $crate::graphql_scalar!(
-            @parse_functions,
-            meta = { $($meta)* },
-            $(resolve = {$($resolve_body)+},)*
-            from_input_value = {
-                arg = $arg,
-                result = $result,
-                body = $body,
-            },
-            $(from_str = {$($from_str_body)+},)*
-            rest = $($rest)*
-        );
-    };
-
-    // from_str(value: &str) -> Result<S, ParseError>
-    (
-        @parse_functions,
-        meta = { $($meta:tt)* },
-        $(resolve = {$($resolve_body:tt)+},)*
-        $(from_input_value = {$($from_input_value_body:tt)+},)*
-        $(from_str = {$($from_str_body:tt)+},)*
-        rest = from_str<$from_str_lt: tt>($value_arg:ident: ScalarToken<$ignored_lt2: tt>) -> $result:ty $body:block $($rest:tt)*
-    ) => {
-        $crate::graphql_scalar!(
-            @parse_functions,
-            meta = { $($meta)* },
-            $(resolve = {$($resolve_body)+},)*
-            $(from_input_value = {$($from_input_value_body)+},)*
-            from_str = {
-                value_arg = $value_arg,
-                result = $result,
-                body = $body,
-                lifetime = $from_str_lt,
-            },
-            rest = $($rest)*
-        );
-    };
-
-    // description: <description>
-    (
-        @parse_functions,
-        meta = {
-            name = $name:ty,
-            outname = {$($outname:tt)+},
-            scalar = {$($scalar:tt)+},
-        },
-        $(resolve = {$($resolve_body:tt)+},)*
-        $(from_input_value = {$($from_input_value_body:tt)+},)*
-        $(from_str = {$($from_str_body:tt)+},)*
-        rest = description: $descr:tt $($rest:tt)*
-    ) => {
-        $crate::graphql_scalar!(
-            @parse_functions,
-            meta = {
-                name = $name,
-                outname = {$($outname)+},
-                scalar = {$($scalar)+},
-                description = $descr,
-            },
-            $(resolve = {$($resolve_body)+},)*
-            $(from_input_value = {$($from_input_value_body)+},)*
-            $(from_str = {$($from_str_body)+},)*
-            rest = $($rest)*
-        );
-    };
-
-    (
-        @parse,
-        meta = {
-            lifetimes = [],
-            name = $name: ty,
-            outname = {$($outname:tt)*},
-            scalar = {$($scalar:tt)*},
-        },
-        rest = $($rest:tt)*
-    ) => {
-         $crate::graphql_scalar!(
-            @parse_functions,
-            meta = {
-                name = $name,
-                outname = {$($outname)*},
-                scalar = {$($scalar)*},
-            },
-            rest = $($rest)*
-        );
-    };
-
-    (@$($stuff:tt)*) => {
-        compile_error!("Invalid syntax for `graphql_scalar!`");
-    };
-
-    ($($rest:tt)*) => {
-        $crate::__juniper_parse_object_header!(
-            callback = graphql_scalar,
-            rest = $($rest)*
-        );
-    }
-}
-
-// FIXME: prevent duplicating the whole macro for async.
-#[cfg(feature = "async")]
 #[macro_export]
 macro_rules! graphql_scalar {
     ( @as_expr $e:expr) => { $e };
diff --git a/juniper/src/schema/schema.rs b/juniper/src/schema/schema.rs
index b0c42664..e10d8037 100644
--- a/juniper/src/schema/schema.rs
+++ b/juniper/src/schema/schema.rs
@@ -75,7 +75,6 @@ where
     }
 }
 
-#[cfg(feature = "async")]
 impl<'a, CtxT, S, QueryT, MutationT> crate::GraphQLTypeAsync<S>
     for RootNode<'a, QueryT, MutationT, S>
 where
@@ -93,7 +92,7 @@ where
         arguments: &'b Arguments<S>,
         executor: &'b Executor<Self::Context, S>,
     ) -> crate::BoxFuture<'b, ExecutionResult<S>> {
-        use futures::future::{ready, FutureExt};
+        use futures::future::ready;
         match field_name {
             "__schema" | "__type" => {
                 let v = self.resolve_field(info, field_name, arguments, executor);
diff --git a/juniper/src/types/async_await.rs b/juniper/src/types/async_await.rs
index 53db423c..47899da5 100644
--- a/juniper/src/types/async_await.rs
+++ b/juniper/src/types/async_await.rs
@@ -1,5 +1,5 @@
 use crate::{
-    ast::{Directive, FromInputValue, InputValue, Selection},
+    ast::Selection,
     value::{Object, ScalarValue, Value},
 };
 
@@ -12,6 +12,7 @@ use crate::BoxFuture;
 
 use super::base::{is_excluded, merge_key_into, Arguments, GraphQLType};
 
+// TODO: docs.
 pub trait GraphQLTypeAsync<S>: GraphQLType<S> + Send + Sync
 where
     Self::Context: Send + Sync,
@@ -62,7 +63,6 @@ where
 
 // Wrapper function around resolve_selection_set_into_async_recursive.
 // This wrapper is necessary because async fns can not be recursive.
-#[cfg(feature = "async")]
 pub(crate) fn resolve_selection_set_into_async<'a, 'e, T, CtxT, S>(
     instance: &'a T,
     info: &'a T::TypeInfo,
@@ -94,7 +94,6 @@ enum AsyncValue<S> {
     Nested(Value<S>),
 }
 
-#[cfg(feature = "async")]
 pub(crate) async fn resolve_selection_set_into_async_recursive<'a, T, CtxT, S>(
     instance: &'a T,
     info: &'a T::TypeInfo,
diff --git a/juniper/src/types/containers.rs b/juniper/src/types/containers.rs
index 4af6bd0c..50cecac8 100644
--- a/juniper/src/types/containers.rs
+++ b/juniper/src/types/containers.rs
@@ -210,7 +210,6 @@ where
     Ok(Value::list(result))
 }
 
-#[cfg(feature = "async")]
 async fn resolve_into_list_async<'a, S, T, I>(
     executor: &'a Executor<'a, T::Context, S>,
     info: &'a T::TypeInfo,
@@ -247,7 +246,6 @@ where
     Ok(Value::list(values))
 }
 
-#[cfg(feature = "async")]
 impl<S, T, CtxT> crate::GraphQLTypeAsync<S> for Vec<T>
 where
     T: crate::GraphQLTypeAsync<S, Context = CtxT>,
@@ -266,7 +264,6 @@ where
     }
 }
 
-#[cfg(feature = "async")]
 impl<S, T, CtxT> crate::GraphQLTypeAsync<S> for &[T]
 where
     T: crate::GraphQLTypeAsync<S, Context = CtxT>,
@@ -285,7 +282,6 @@ where
     }
 }
 
-#[cfg(feature = "async")]
 impl<S, T, CtxT> crate::GraphQLTypeAsync<S> for Option<T>
 where
     T: crate::GraphQLTypeAsync<S, Context = CtxT>,
diff --git a/juniper/src/types/mod.rs b/juniper/src/types/mod.rs
index a394161e..281adf49 100644
--- a/juniper/src/types/mod.rs
+++ b/juniper/src/types/mod.rs
@@ -5,5 +5,4 @@ pub mod pointers;
 pub mod scalars;
 pub mod utilities;
 
-#[cfg(feature = "async")]
 pub mod async_await;
diff --git a/juniper/src/types/pointers.rs b/juniper/src/types/pointers.rs
index 12f783b7..f3c27091 100644
--- a/juniper/src/types/pointers.rs
+++ b/juniper/src/types/pointers.rs
@@ -129,7 +129,6 @@ where
     }
 }
 
-#[cfg(feature = "async")]
 impl<'e, S, T> crate::GraphQLTypeAsync<S> for &'e T
 where
     S: ScalarValue + Send + Sync,
@@ -216,7 +215,6 @@ where
     }
 }
 
-#[cfg(feature = "async")]
 impl<'e, S, T> crate::GraphQLTypeAsync<S> for std::sync::Arc<T>
 where
     S: ScalarValue + Send + Sync,
@@ -230,7 +228,6 @@ where
         selection_set: Option<&'a [Selection<S>]>,
         executor: &'a Executor<Self::Context, S>,
     ) -> crate::BoxFuture<'a, crate::ExecutionResult<S>> {
-        use futures::future;
         (**self).resolve_async(info, selection_set, executor)
     }
 }
diff --git a/juniper/src/types/scalars.rs b/juniper/src/types/scalars.rs
index e4c51336..39477f26 100644
--- a/juniper/src/types/scalars.rs
+++ b/juniper/src/types/scalars.rs
@@ -1,4 +1,3 @@
-#[cfg(feature = "async")]
 use futures;
 use serde_derive::{Deserialize, Serialize};
 use std::{char, convert::From, marker::PhantomData, ops::Deref, u32};
@@ -196,7 +195,6 @@ where
     }
 }
 
-#[cfg(feature = "async")]
 impl<'e, S> crate::GraphQLTypeAsync<S> for &'e str
 where
     S: ScalarValue + Send + Sync,
@@ -329,7 +327,6 @@ where
     }
 }
 
-#[cfg(feature = "async")]
 impl<S, T> crate::GraphQLTypeAsync<S> for EmptyMutation<T>
 where
     S: ScalarValue + Send + Sync,
diff --git a/juniper_benchmarks/Cargo.toml b/juniper_benchmarks/Cargo.toml
index 09dfbd9d..fd58ea73 100644
--- a/juniper_benchmarks/Cargo.toml
+++ b/juniper_benchmarks/Cargo.toml
@@ -9,11 +9,8 @@ edition = "2018"
 name = "benchmark"
 harness = false
 
-[features]
-async = []
-
 [dependencies]
-juniper = { path = "../juniper", features = ["async"] }
+juniper = { path = "../juniper" }
 futures =  "0.3.1"
 
 [dev-dependencies]
diff --git a/juniper_codegen/Cargo.toml b/juniper_codegen/Cargo.toml
index 41c0cacd..b85b4e31 100644
--- a/juniper_codegen/Cargo.toml
+++ b/juniper_codegen/Cargo.toml
@@ -14,18 +14,15 @@ edition = "2018"
 [lib]
 proc-macro = true
 
-[features]
-async = ["futures"]
-
 [dependencies]
 proc-macro2 = "1.0.1"
 syn = { version = "1.0.3", features = ["full", "extra-traits", "parsing"] }
-quote = "1.0.2"
+quote = "1.0.3"
 proc-macro-error = "0.3.4"
-futures = { version = "0.3.1", optional = true }
+futures = "0.3.1"
 
 [dev-dependencies]
-juniper = { version = "0.14.2", path = "../juniper", features = ["async"] }
+juniper = { version = "0.14.2", path = "../juniper"}
 
 [badges]
 travis-ci = { repository = "graphql-rust/juniper" }
diff --git a/juniper_codegen/src/derive_enum.rs b/juniper_codegen/src/derive_enum.rs
index 37f2c6a9..e404e79e 100644
--- a/juniper_codegen/src/derive_enum.rs
+++ b/juniper_codegen/src/derive_enum.rs
@@ -206,7 +206,6 @@ pub fn impl_enum(ast: &syn::DeriveInput, is_internal: bool) -> TokenStream {
         });
     }
 
-    #[cfg(feature = "async")]
     let _async = quote!(
         impl<__S> #juniper_path::GraphQLTypeAsync<__S> for #ident
             where
@@ -226,9 +225,6 @@ pub fn impl_enum(ast: &syn::DeriveInput, is_internal: bool) -> TokenStream {
         }
     );
 
-    #[cfg(not(feature = "async"))]
-    let _async = quote!();
-
     let body = quote! {
         impl<__S> #juniper_path::GraphQLType<__S> for #ident
         where __S:
diff --git a/juniper_codegen/src/derive_scalar_value.rs b/juniper_codegen/src/derive_scalar_value.rs
index 0c457ca8..24320650 100644
--- a/juniper_codegen/src/derive_scalar_value.rs
+++ b/juniper_codegen/src/derive_scalar_value.rs
@@ -110,7 +110,6 @@ fn impl_scalar_struct(
         None => quote!(),
     };
 
-    #[cfg(feature = "async")]
     let _async = quote!(
 
         impl <__S> #crate_name::GraphQLTypeAsync<__S> for #ident
@@ -134,9 +133,6 @@ fn impl_scalar_struct(
         }
     );
 
-    #[cfg(not(feature = "async"))]
-    let _async = quote!();
-
     quote!(
         #_async
 
diff --git a/juniper_codegen/src/util/mod.rs b/juniper_codegen/src/util/mod.rs
index 2b817b87..aa79c20d 100644
--- a/juniper_codegen/src/util/mod.rs
+++ b/juniper_codegen/src/util/mod.rs
@@ -830,7 +830,6 @@ impl GraphQLTypeDefiniton {
         };
         let (impl_generics, _, where_clause) = generics.split_for_impl();
 
-        #[cfg(feature = "async")]
         let resolve_field_async = {
             let resolve_matches_async = self.fields.iter().map(|field| {
                 let name = &field.name;
@@ -946,9 +945,6 @@ impl GraphQLTypeDefiniton {
             )
         };
 
-        #[cfg(not(feature = "async"))]
-        let resolve_field_async = quote!();
-
         let output = quote!(
         impl#impl_generics #juniper_crate_name::GraphQLType<#scalar> for #ty #type_generics_tokens
             #where_clause
@@ -1011,7 +1007,7 @@ impl GraphQLTypeDefiniton {
 #[cfg(test)]
 mod test {
     use super::*;
-    use quote::__rt::*;
+    use quote::__private::*;
     use syn::{Ident, LitStr};
 
     fn strs_to_strings(source: Vec<&str>) -> Vec<String> {
diff --git a/juniper_hyper/Cargo.toml b/juniper_hyper/Cargo.toml
index a0f232bc..322c2844 100644
--- a/juniper_hyper/Cargo.toml
+++ b/juniper_hyper/Cargo.toml
@@ -8,9 +8,6 @@ documentation = "https://docs.rs/juniper_hyper"
 repository = "https://github.com/graphql-rust/juniper"
 edition = "2018"
 
-[features]
-async = ["juniper/async", "futures"]
-
 [dependencies]
 serde = "1.0"
 serde_json = "1.0"
@@ -19,7 +16,7 @@ url = "2"
 juniper = { version = "0.14.2", default-features = false, path = "../juniper"}
 tokio = "0.2"
 hyper = "0.13"
-futures = { version = "0.3", optional = true }
+futures = { version = "0.3.1" }
 
 [dev-dependencies]
 pretty_env_logger = "0.2"
diff --git a/juniper_hyper/Makefile.toml b/juniper_hyper/Makefile.toml
index d730517f..109c4028 100644
--- a/juniper_hyper/Makefile.toml
+++ b/juniper_hyper/Makefile.toml
@@ -8,8 +8,5 @@ condition = { channels = ["nightly"] }
 [tasks.test-verbose]
 condition = { channels = ["nightly"] }
 
-[tasks.test-async-verbose]
-condition = { channels = ["nightly"] }
-
 [tasks.ci-coverage-flow]
 condition = { channels = ["nightly"] }
diff --git a/juniper_hyper/src/lib.rs b/juniper_hyper/src/lib.rs
index 6755f195..01924691 100644
--- a/juniper_hyper/src/lib.rs
+++ b/juniper_hyper/src/lib.rs
@@ -3,17 +3,14 @@
 #[cfg(test)]
 extern crate reqwest;
 
-#[cfg(feature = "async")]
 use futures;
 use hyper::{
     header::{self, HeaderValue},
     Body, Method, Request, Response, StatusCode,
 };
-#[cfg(feature = "async")]
-use juniper::GraphQLTypeAsync;
 use juniper::{
     http::GraphQLRequest as JuniperGraphQLRequest, serde::Deserialize, DefaultScalarValue,
-    GraphQLType, InputValue, RootNode, ScalarValue,
+    GraphQLType, GraphQLTypeAsync, InputValue, RootNode, ScalarValue,
 };
 use serde_json::error::Error as SerdeError;
 use std::{error::Error, fmt, string::FromUtf8Error, sync::Arc};
@@ -53,7 +50,6 @@ where
     }
 }
 
-#[cfg(feature = "async")]
 pub async fn graphql_async<CtxT, QueryT, MutationT, S>(
     root_node: Arc<RootNode<'static, QueryT, MutationT, S>>,
     context: Arc<CtxT>,
@@ -164,7 +160,6 @@ where
     resp
 }
 
-#[cfg(feature = "async")]
 async fn execute_request_async<CtxT, QueryT, MutationT, S>(
     root_node: Arc<RootNode<'static, QueryT, MutationT, S>>,
     context: Arc<CtxT>,
@@ -309,7 +304,6 @@ where
         }
     }
 
-    #[cfg(feature = "async")]
     async fn execute_async<'a, CtxT: 'a, QueryT, MutationT>(
         self,
         root_node: Arc<RootNode<'a, QueryT, MutationT, S>>,
@@ -391,7 +385,7 @@ impl Error for GraphQLRequestError {
         }
     }
 }
-#[cfg(feature = "async")]
+
 #[cfg(test)]
 mod tests {
     use futures;
diff --git a/juniper_iron/Cargo.toml b/juniper_iron/Cargo.toml
index f5bab6d5..1b37451d 100644
--- a/juniper_iron/Cargo.toml
+++ b/juniper_iron/Cargo.toml
@@ -11,15 +11,12 @@ documentation = "https://docs.rs/juniper_iron"
 repository = "https://github.com/graphql-rust/juniper"
 edition = "2018"
 
-[features]
-# Fake feature to help CI.
-async = []
-
 [dependencies]
 serde = { version = "1.0.2" }
 serde_json = { version = "1.0.2" }
 serde_derive = { version = "1.0.2" }
 juniper = { version = "0.14.2", path = "../juniper" }
+futures = "0.3.1"
 
 urlencoded = { version = ">= 0.5, < 0.7" }
 iron = ">= 0.5, < 0.7"
diff --git a/juniper_rocket/Cargo.toml b/juniper_rocket/Cargo.toml
index e6e557aa..20da54a1 100644
--- a/juniper_rocket/Cargo.toml
+++ b/juniper_rocket/Cargo.toml
@@ -11,10 +11,6 @@ documentation = "https://docs.rs/juniper_rocket"
 repository = "https://github.com/graphql-rust/juniper"
 edition = "2018"
 
-[features]
-# Fake feature to help CI.
-async = []
-
 [dependencies]
 serde = { version = "1.0.2" }
 serde_json = { version = "1.0.2" }
diff --git a/juniper_rocket/Makefile.toml b/juniper_rocket/Makefile.toml
index e5a871dc..8695d6a6 100644
--- a/juniper_rocket/Makefile.toml
+++ b/juniper_rocket/Makefile.toml
@@ -7,9 +7,6 @@ condition = { channels = ["nightly"], env = { "TARGET" = "x86_64-pc-windows-msvc
 [tasks.test-verbose]
 condition = { channels = ["nightly"] }
 
-[tasks.test-async-verbose]
-condition = { channels = ["nightly"] }
-
 [tasks.test-verbose.windows]
 condition = { channels = ["nightly"], env = { "TARGET" = "x86_64-pc-windows-msvc" } }
 
diff --git a/juniper_rocket_async/Cargo.toml b/juniper_rocket_async/Cargo.toml
index 831ab660..0e896fdd 100644
--- a/juniper_rocket_async/Cargo.toml
+++ b/juniper_rocket_async/Cargo.toml
@@ -11,9 +11,6 @@ documentation = "https://docs.rs/juniper_rocket"
 repository = "https://github.com/graphql-rust/juniper"
 edition = "2018"
 
-[features]
-async = [ "juniper/async" ]
-
 [dependencies]
 serde = { version = "1.0.2" }
 serde_json = { version = "1.0.2" }
diff --git a/juniper_rocket_async/Makefile.toml b/juniper_rocket_async/Makefile.toml
index e5a871dc..8695d6a6 100644
--- a/juniper_rocket_async/Makefile.toml
+++ b/juniper_rocket_async/Makefile.toml
@@ -7,9 +7,6 @@ condition = { channels = ["nightly"], env = { "TARGET" = "x86_64-pc-windows-msvc
 [tasks.test-verbose]
 condition = { channels = ["nightly"] }
 
-[tasks.test-async-verbose]
-condition = { channels = ["nightly"] }
-
 [tasks.test-verbose.windows]
 condition = { channels = ["nightly"], env = { "TARGET" = "x86_64-pc-windows-msvc" } }
 
diff --git a/juniper_rocket_async/src/lib.rs b/juniper_rocket_async/src/lib.rs
index 4a19c856..9c5531c9 100644
--- a/juniper_rocket_async/src/lib.rs
+++ b/juniper_rocket_async/src/lib.rs
@@ -52,15 +52,10 @@ use rocket::{
 };
 
 use juniper::{http, InputValue};
-
 use juniper::{
     serde::Deserialize, DefaultScalarValue, FieldError, GraphQLType, RootNode, ScalarValue,
 };
-
-#[cfg(feature = "async")]
 use juniper::GraphQLTypeAsync;
-
-#[cfg(feature = "async")]
 use futures::future::{FutureExt, TryFutureExt};
 
 #[derive(Debug, serde_derive::Deserialize, PartialEq)]
@@ -110,7 +105,6 @@ where
         }
     }
 
-    #[cfg(feature = "async")]
     pub async fn execute_async<'a, CtxT, QueryT, MutationT>(
         &'a self,
         root_node: &'a RootNode<'_, QueryT, MutationT, S>,
@@ -213,7 +207,6 @@ where
     }
 
     /// Asynchronously execute an incoming GraphQL query
-    #[cfg(feature = "async")]
     pub async fn execute_async<CtxT, QueryT, MutationT>(
         &self,
         root_node: &RootNode<'_, QueryT, MutationT, S>,
diff --git a/juniper_warp/Cargo.toml b/juniper_warp/Cargo.toml
index 4849d1be..4f38a248 100644
--- a/juniper_warp/Cargo.toml
+++ b/juniper_warp/Cargo.toml
@@ -8,9 +8,6 @@ documentation = "https://docs.rs/juniper_warp"
 repository = "https://github.com/graphql-rust/juniper"
 edition = "2018"
 
-[features]
-async = [ "juniper/async", "futures03" ]
-
 [dependencies]
 warp = "0.1.8"
 juniper = { version = "0.14.2", path = "../juniper", default-features = false  }
diff --git a/juniper_warp/src/lib.rs b/juniper_warp/src/lib.rs
index 35004fda..ada742f6 100644
--- a/juniper_warp/src/lib.rs
+++ b/juniper_warp/src/lib.rs
@@ -45,7 +45,6 @@ use serde::Deserialize;
 use std::sync::Arc;
 use warp::{filters::BoxedFilter, Filter};
 
-#[cfg(feature = "async")]
 use futures03::future::{FutureExt, TryFutureExt};
 
 use juniper::{DefaultScalarValue, InputValue, ScalarValue};
@@ -87,7 +86,6 @@ where
         }
     }
 
-    #[cfg(feature = "async")]
     pub async fn execute_async<'a, CtxT, QueryT, MutationT>(
         &'a self,
         root_node: &'a juniper::RootNode<'a, QueryT, MutationT, S>,
@@ -272,7 +270,6 @@ where
 }
 
 /// FIXME: docs
-#[cfg(feature = "async")]
 pub fn make_graphql_filter_async<Query, Mutation, Context, S>(
     schema: juniper::RootNode<'static, Query, Mutation, S>,
     context_extractor: BoxedFilter<(Context,)>,