diff --git a/src/main.rs b/src/main.rs
index b0318fc..a7b765a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,4 +1,4 @@
-#![feature(try_from, proc_macro, custom_derive, plugin, question_mark, core_intrinsics)]
+#![feature(try_from, proc_macro, custom_derive, core_intrinsics)]
 
 #[macro_use]
 extern crate lazy_static;