diff --git a/pkgs/desktops/mate/mate-themes/default.nix b/pkgs/desktops/mate/mate-themes/default.nix
index bdf5ac29ca61..44d07231d2eb 100644
--- a/pkgs/desktops/mate/mate-themes/default.nix
+++ b/pkgs/desktops/mate/mate-themes/default.nix
@@ -3,11 +3,11 @@
 
 stdenv.mkDerivation rec {
   name = "mate-themes-${version}";
-  version = "3.22.17";
+  version = "3.22.18";
 
   src = fetchurl {
     url = "http://pub.mate-desktop.org/releases/themes/${mate.getRelease version}/${name}.tar.xz";
-    sha256 = "1bf1swyrr5dkfsp1ihc0svr5nnwv22zxjwgmf6zhxl638ng9f41h";
+    sha256 = "0538bw8qismp16ymxbjk0ww7yjw1ch5v3f3d4vib3770xvgmmcfm";
   };
 
   nativeBuildInputs = [ pkgconfig intltool ];