diff --git a/pkgs/desktops/mate/mate-polkit/default.nix b/pkgs/desktops/mate/mate-polkit/default.nix
index b5d87acded8..9f5c1bb46ee 100644
--- a/pkgs/desktops/mate/mate-polkit/default.nix
+++ b/pkgs/desktops/mate/mate-polkit/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "mate-polkit-${version}";
-  version = "1.20.1";
+  version = "1.20.2";
 
   src = fetchurl {
     url = "http://pub.mate-desktop.org/releases/${mate.getRelease version}/${name}.tar.xz";
-    sha256 = "05g6k5z903p9p0dbi0y61z5chip52gqrhy5zrjn6xjxv1ad29lsk";
+    sha256 = "0zajisavrxiynmp4qg7zamvkpnhy9nra01czwn21h6hm2yakbayr";
   };
 
   nativeBuildInputs = [