diff --git a/examples/serde-syntex-example/src/main.rs b/examples/serde-syntex-example/src/main.rs
index 9c2333fb..0a8804ab 100644
--- a/examples/serde-syntex-example/src/main.rs
+++ b/examples/serde-syntex-example/src/main.rs
@@ -1,5 +1,5 @@
-#![cfg_attr(nightly, feature(custom_derive, plugin))]
-#![cfg_attr(nightly, plugin(serde_macros))]
+#![cfg_attr(feature = "serde_macros", feature(custom_derive, plugin))]
+#![cfg_attr(feature = "serde_macros", plugin(serde_macros))]
 
 extern crate serde;
 extern crate serde_json;