diff --git a/pkgs/games/micropolis/default.nix b/pkgs/games/micropolis/default.nix
index 57103bb9101..5c91911acaf 100644
--- a/pkgs/games/micropolis/default.nix
+++ b/pkgs/games/micropolis/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
   patches =
     [ (fetchurl {
         url = http://rmdir.de/~michael/micropolis_git.patch;
-        sha256 = "0sjl61av7lab3a5vif1jpyicmdb2igvqq6nwaw0s3agg6dh69v1d";
+        sha256 = "10j0svcs576ip7v5mn99gvqx9ki8jfd5w5yvsxj57xh56dd0by2p";
       })
     ];