diff --git a/setup.py b/setup.py
index 2db59ba..e510260 100644
--- a/setup.py
+++ b/setup.py
@@ -28,7 +28,7 @@
 
 setup(
     name="pycfmodel",
-    version="0.21.0",
+    version="0.21.1",
     description="A python model for CloudFormation scripts",
     author="Skyscanner Product Security",
     author_email="security@skyscanner.net",