diff --git a/Cargo.toml b/Cargo.toml
index 9ec9498..83af0aa 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "regalloc2"
-version = "0.5.0"
+version = "0.5.1"
 authors = [
     "Chris Fallin <chris@cfallin.org>",
     "Mozilla SpiderMonkey Developers",