diff --git a/pkgs/applications/emulators/libretro/cores/mame.nix b/pkgs/applications/emulators/libretro/cores/mame.nix
index 85b034aa599a..26874d903694 100644
--- a/pkgs/applications/emulators/libretro/cores/mame.nix
+++ b/pkgs/applications/emulators/libretro/cores/mame.nix
@@ -9,13 +9,13 @@
 }:
 mkLibretroCore {
   core = "mame";
-  version = "0-unstable-2024-11-01";
+  version = "0-unstable-2025-01-04";
 
   src = fetchFromGitHub {
     owner = "libretro";
     repo = "mame";
-    rev = "a67797ad2f7516906ed7acef87569c6f35ca8739";
-    hash = "sha256-MF6MWQftHBYL1Uv3ZYKFqCH24nd1+M73rhUzkdftMzk=";
+    rev = "20db0f242e4e11a476b548dd57d2ef9cc3e84f03";
+    hash = "sha256-+xShU96m+KCHrFleEy55fBD5vCM+hsYMqIvRZQtzsr8=";
     fetchSubmodules = true;
   };