diff --git a/src/lib.rs b/src/lib.rs
index c43eab4..4e04c9b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -40,7 +40,6 @@
 #![crate_type = "lib"]
 #![feature(macro_rules)]
 #![deny(warnings, missing_doc)]
-#![allow(visible_private_types)]
 
 extern crate serialize;