diff --git a/pkgs/development/python-modules/mailmanclient/default.nix b/pkgs/development/python-modules/mailmanclient/default.nix
index c19daed1b9fb..55b3b7bc14fe 100644
--- a/pkgs/development/python-modules/mailmanclient/default.nix
+++ b/pkgs/development/python-modules/mailmanclient/default.nix
@@ -2,12 +2,12 @@
 
 buildPythonPackage rec {
   pname = "mailmanclient";
-  version = "3.3.2";
+  version = "3.3.3";
   disabled = !isPy3k;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "4082ac0c66d7f7bee15751fe2564098b971177c0013e66d0c8ceee1ebdcb5592";
+    sha256 = "92fe624675e41f41f59de1208e0125dfaa8d062bbe6138bd7cd79e4dd0b6f85e";
   };
 
   propagatedBuildInputs = [ six httplib2 requests ];