diff --git a/pkgs/games/alephone/marathon/default.nix b/pkgs/games/alephone/marathon/default.nix
index 4518215a3374..9c2c9ad1ecf4 100644
--- a/pkgs/games/alephone/marathon/default.nix
+++ b/pkgs/games/alephone/marathon/default.nix
@@ -3,13 +3,13 @@
 alephone.makeWrapper rec {
   pname = "marathon";
   desktopName = "Marathon";
-  version = "20200904";
+  version = "20210408";
   icon = alephone.icons + "/marathon.png";
 
   zip = fetchurl {
     url =
       "https://github.com/Aleph-One-Marathon/alephone/releases/download/release-${version}/Marathon-${version}-Data.zip";
-    sha256 = "sha256-x5M8RkxH+Rn8hUJIIq/AFC5Ibn0zF95BqZIDEwM6wVg=";
+    sha256 = "sha256-WM5c0X/BGeDu8d7hME3LiZavkgJll6rc3Beat/2bsdg=";
   };
 
   meta = {