diff --git a/idna/Cargo.toml b/idna/Cargo.toml
index 4a214148..dc0d0fe3 100644
--- a/idna/Cargo.toml
+++ b/idna/Cargo.toml
@@ -19,6 +19,6 @@ rustc-test = "0.1"
 rustc-serialize = "0.3"
 
 [dependencies]
-unicode-bidi = "0.2.4"
+unicode-bidi = "0.3"
 unicode-normalization = "0.1.3"
 matches = "0.1"