diff --git a/pkgs/desktops/gnome-3/3.20/games/gnome-sudoku/src.nix b/pkgs/desktops/gnome-3/3.20/games/gnome-sudoku/src.nix
index 2a83f89bb9b8..8cc9731e3708 100644
--- a/pkgs/desktops/gnome-3/3.20/games/gnome-sudoku/src.nix
+++ b/pkgs/desktops/gnome-3/3.20/games/gnome-sudoku/src.nix
@@ -1,10 +1,11 @@
 # Autogenerated by maintainers/scripts/gnome.sh update
 
-fetchurl: {
-  name = "gnome-sudoku-3.20.2";
+fetchurl: rec {
+  major = "3.20";
+  name = "gnome-sudoku-${major}.4";
 
   src = fetchurl {
-    url = mirror://gnome/sources/gnome-sudoku/3.20/gnome-sudoku-3.20.2.tar.xz;
-    sha256 = "9c7e737686e88c20e83ca366bfc0a20194b7fe4af7c74ab752d98f0af1df3553";
+    url = "mirror://gnome/sources/gnome-sudoku/${major}/${name}.tar.xz";
+    sha256 = "1hw6r0yfg60ynp4gxnqm6zrsklzn0d6lb88vybdbifzrlaww8xwh";
   };
 }