diff --git a/Cargo.toml b/Cargo.toml
index 520f623..9ec9498 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "regalloc2"
-version = "0.4.2"
+version = "0.5.0"
 authors = [
     "Chris Fallin <chris@cfallin.org>",
     "Mozilla SpiderMonkey Developers",