diff --git a/pkgs/development/python-modules/pot/default.nix b/pkgs/development/python-modules/pot/default.nix
index 41d0cc402eef..8bc7ecb7f355 100644
--- a/pkgs/development/python-modules/pot/default.nix
+++ b/pkgs/development/python-modules/pot/default.nix
@@ -16,7 +16,7 @@
 
 buildPythonPackage rec {
   pname = "pot";
-  version = "0.8.1";
+  version = "0.8.1.0";
 
   src = fetchPypi {
     pname = "POT";