diff --git a/tokio-util/tests/_require_full.rs b/tokio-util/tests/_require_full.rs
new file mode 100644
index 000000000..045934d17
--- /dev/null
+++ b/tokio-util/tests/_require_full.rs
@@ -0,0 +1,2 @@
+#![cfg(not(feature = "full"))]
+compile_error!("run tokio-util tests with `--features full`");