diff --git a/pkgs/desktops/mate/mate-session-manager/default.nix b/pkgs/desktops/mate/mate-session-manager/default.nix
index fb9ea7699ac..5dcb0db7045 100644
--- a/pkgs/desktops/mate/mate-session-manager/default.nix
+++ b/pkgs/desktops/mate/mate-session-manager/default.nix
@@ -5,11 +5,11 @@
 
 stdenv.mkDerivation rec {
   pname = "mate-session-manager";
-  version = "1.22.2";
+  version = "1.22.3";
 
   src = fetchurl {
     url = "http://pub.mate-desktop.org/releases/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
-    sha256 = "1v0a9jbsmf9axfqm2cnsqp5ihwffw7rl0z77dyw0m4j2pmyb0558";
+    sha256 = "1ys26af75xl1psck8v32gygxipd8ms1xgpvdhwmnj7bqhabhh249";
   };
 
   nativeBuildInputs = [