diff --git a/crates/unitdc-web/Cargo.toml b/crates/unitdc-web/Cargo.toml
index 20f430b..17d33d2 100644
--- a/crates/unitdc-web/Cargo.toml
+++ b/crates/unitdc-web/Cargo.toml
@@ -20,7 +20,6 @@ unitdc = { path = "../../" }
 # code size when deploying.
 console_error_panic_hook = { version = "0.1.6", optional = true }
 
-serde_json = "1.0.99"
 web-sys = { version = "0.3.64", features = ["Window"] }
 serde-wasm-bindgen = "0.5.0"
 js-sys = "0.3.64"