diff --git a/Cargo.toml b/Cargo.toml
index 28c633962..f5bc248ae 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ tokio-util = { version = "0.6.3", features = ["codec"] }
 
 [dev-dependencies]
 tokio-serial = "5.4.4"
-tokio = { version = "1.37.0", features = ["full", "io-util"] }
+tokio = { version = "1.37.0", features = ["full"] }
 futures = "0.3.30"
 
 [build-dependencies]