diff --git a/pkgs/applications/emulators/libretro/cores/mame2003.nix b/pkgs/applications/emulators/libretro/cores/mame2003.nix
index 57cce733e2ec..e20163bf9ff0 100644
--- a/pkgs/applications/emulators/libretro/cores/mame2003.nix
+++ b/pkgs/applications/emulators/libretro/cores/mame2003.nix
@@ -5,13 +5,13 @@
 }:
 mkLibretroCore {
   core = "mame2003";
-  version = "0-unstable-2025-08-26";
+  version = "0-unstable-2025-10-21";
 
   src = fetchFromGitHub {
     owner = "libretro";
     repo = "mame2003-libretro";
-    rev = "dfddf4db86a3acd5997ce9419c7afd00ff6587a0";
-    hash = "sha256-GJRawFdlHCfBRiErJJ3ZvZDF1gvYVkuQvKXV1qUCCRQ=";
+    rev = "3570605767a447c13b087a5946189bcbafe11e1d";
+    hash = "sha256-BcPiNYEi6uE8aSpPDNgZ8vmzSnZJUparEM3CEdexbPo=";
   };
 
   # Fix build with GCC 14