diff --git a/examples/readme2.rs b/examples/readme2.rs
index e28211c..53ad169 100644
--- a/examples/readme2.rs
+++ b/examples/readme2.rs
@@ -3,7 +3,7 @@
 // Licensed under the MIT License, <LICENSE or http://opensource.org/licenses/MIT>.
 // This file may not be copied, modified, or distributed except according to those terms.
 
-#![feature(conservative_impl_trait, plugin, rustc_macro)]
+#![feature(conservative_impl_trait, plugin, proc_macro)]
 #![plugin(tarpc_plugins)]
 
 extern crate futures;
diff --git a/src/lib.rs b/src/lib.rs
index e9b779c..d786cbb 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -59,7 +59,7 @@
 //! ```
 //!
 #![deny(missing_docs)]
-#![feature(plugin, question_mark, conservative_impl_trait, never_type, rustc_macro)]
+#![feature(plugin, conservative_impl_trait, never_type, proc_macro)]
 #![plugin(tarpc_plugins)]
 
 extern crate byteorder;