diff --git a/pkgs/applications/emulators/libretro/cores/bluemsx.nix b/pkgs/applications/emulators/libretro/cores/bluemsx.nix
index ea4671ee5f49..2488435118a1 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-2026-04-11";
+  version = "0-unstable-2026-05-18";
 
   src = fetchFromGitHub {
     owner = "libretro";
     repo = "bluemsx-libretro";
-    rev = "0b23b79f6b8c19f300d2d86958e89fbe2f6d30bc";
-    hash = "sha256-/rILuViKZBKZFZkCjuFuuuOE3AvDiHQqHtWq4Q8XSMA=";
+    rev = "175438e5fe68ae0cfb7d04c29f81eed17635e6b4";
+    hash = "sha256-crFrG6OsmW3nNnQ+OHFtYz7cRuU9hTjWe3vq4PdYJqA=";
   };
 
   meta = {