diff --git a/pkgs/applications/emulators/libretro/cores/bluemsx.nix b/pkgs/applications/emulators/libretro/cores/bluemsx.nix
index 4d28a074a0b2..0d809c3f0616 100644
--- a/pkgs/applications/emulators/libretro/cores/bluemsx.nix
+++ b/pkgs/applications/emulators/libretro/cores/bluemsx.nix
@@ -5,13 +5,13 @@
 }:
 mkLibretroCore {
   core = "bluemsx";
-  version = "0-unstable-2026-05-20";
+  version = "0-unstable-2026-06-26";
 
   src = fetchFromGitHub {
     owner = "libretro";
     repo = "bluemsx-libretro";
-    rev = "b76f27959a32e18aa04c619273152178fd0cf03b";
-    hash = "sha256-0FUfeA8IY3VyzhbZqiWYJ7Ttp4CT7kernhgwji6wALQ=";
+    rev = "4f74bf22d2730d989502943784f217aed8cea5c1";
+    hash = "sha256-/o8EnfPVLAN/3b9nHVsmnTyXJ3b6fk9IIu1xKCwPQaY=";
   };
 
   meta = {