diff --git a/juniper_hyper/Cargo.toml b/juniper_hyper/Cargo.toml
index 46a3bdc6..bc183dcb 100644
--- a/juniper_hyper/Cargo.toml
+++ b/juniper_hyper/Cargo.toml
@@ -17,7 +17,7 @@ hyper = "0.13"
 futures = "0.3.1"
 
 [dev-dependencies]
-pretty_env_logger = "0.2"
+pretty_env_logger = "0.4"
 reqwest = { version = "0.10", features = ["blocking", "rustls-tls"] }
 
 [dev-dependencies.juniper]