diff --git a/__init__.py b/__init__.py
index 19c7f2f..e6f2763 100644
--- a/__init__.py
+++ b/__init__.py
@@ -1,7 +1,7 @@
 #!/usr/bin/env python3
 from calibre.customize import InterfaceActionBase
 
-VERSION = (3, 21, 0)
+VERSION = (3, 21, 1)
 
 
 class WordDumbDumb(InterfaceActionBase):