diff --git a/setup.py b/setup.py
index 9902070..73ef763 100644
--- a/setup.py
+++ b/setup.py
@@ -23,7 +23,7 @@
 setup(
     name='flask-talisman',
 
-    version='0.3.2',
+    version='0.4.0',
 
     description='HTTP security headers for Flask.',
     long_description=long_description,