diff --git a/pkgs/applications/emulators/libretro/cores/genesis-plus-gx.nix b/pkgs/applications/emulators/libretro/cores/genesis-plus-gx.nix
index 4939c7727dca..9ea1bd3f3e37 100644
--- a/pkgs/applications/emulators/libretro/cores/genesis-plus-gx.nix
+++ b/pkgs/applications/emulators/libretro/cores/genesis-plus-gx.nix
@@ -5,13 +5,13 @@
 }:
 mkLibretroCore {
   core = "genesis-plus-gx";
-  version = "0-unstable-2025-12-19";
+  version = "0-unstable-2025-12-21";
 
   src = fetchFromGitHub {
     owner = "libretro";
     repo = "Genesis-Plus-GX";
-    rev = "496615db04eb9fe83c9732d77768030bb2fa8553";
-    hash = "sha256-PGwXBsyLlFjo776J9XxJ+bEexain+CLNXqKv6V+cg2I=";
+    rev = "7c5819b7bd0b84c3265ee7dfcd7b90210ed7d687";
+    hash = "sha256-3YrRWxKk6Uci5MKS5lQYU+edrLdsFYIAR6pTPXwiy8c=";
   };
 
   meta = {