diff --git a/tokio-io/tests/chain.rs b/tokio-io/tests/chain.rs
index 7cd45932e..c5ea024e7 100644
--- a/tokio-io/tests/chain.rs
+++ b/tokio-io/tests/chain.rs
@@ -1,5 +1,4 @@
 #![warn(rust_2018_idioms)]
-#![feature(async_await)]
 
 use tokio_io::AsyncReadExt;
 use tokio_test::assert_ok;
diff --git a/tokio-io/tests/take.rs b/tokio-io/tests/take.rs
index ac1e831ff..2ad1a04c1 100644
--- a/tokio-io/tests/take.rs
+++ b/tokio-io/tests/take.rs
@@ -1,5 +1,4 @@
 #![warn(rust_2018_idioms)]
-#![feature(async_await)]
 
 use tokio_io::AsyncReadExt;
 use tokio_test::assert_ok;