diff --git a/src/lib.rs b/src/lib.rs
index 2d2d20d4..a47a626a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -13,6 +13,7 @@
 #![feature(naked_functions)]
 #![feature(repr_simd)]
 #![feature(rustc_attrs)]
+#![feature(c_unwind)]
 #![no_builtins]
 #![no_std]
 #![allow(unused_features)]