diff --git a/pkgs/desktops/mate/pluma/default.nix b/pkgs/desktops/mate/pluma/default.nix
index 9dd992c4699f..abb1b8c28a1b 100644
--- a/pkgs/desktops/mate/pluma/default.nix
+++ b/pkgs/desktops/mate/pluma/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "pluma-${version}";
-  version = "1.21.1";
+  version = "1.20.4";
 
   src = fetchurl {
     url = "http://pub.mate-desktop.org/releases/${mate.getRelease version}/${name}.tar.xz";
-    sha256 = "0sc69bz0h3f4cpgkyda9fnpjfkvbc20ldh6v3jj8fd3n460bc8ai";
+    sha256 = "0qdbm5y6q8lbabd81mg3rnls5bdvbmfii82f6syqw1cw6381mzgz";
   };
 
   nativeBuildInputs = [