diff --git a/pkgs/development/python-modules/mss/default.nix b/pkgs/development/python-modules/mss/default.nix
index b94269a4a3b8..c60c4d51ec8a 100644
--- a/pkgs/development/python-modules/mss/default.nix
+++ b/pkgs/development/python-modules/mss/default.nix
@@ -7,14 +7,14 @@
 
 buildPythonPackage rec {
   pname = "mss";
-  version = "9.0.1";
+  version = "9.0.2";
   format = "setuptools";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-bre5AIzydCiBH6M66zXzM024Hj98wt1J7HxuWpSznxI=";
+    hash = "sha256-yWpOxzIk2n2yK8B+88+qGPi4aQDRhy4pETu87wCToh4=";
   };
 
   prePatch = ''