diff --git a/Cargo.toml b/Cargo.toml
index 355d51362..d3820e1a5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 
 name = "url"
-version = "0.2.38"
+version = "0.4.0"
 authors = [ "Simon Sapin <simon.sapin@exyr.org>" ]
 
 description = "URL library for Rust, based on the WHATWG URL Standard"