diff --git a/data/cores/mame2003_plus-wasm.data b/data/cores/mame2003_plus-wasm.data
new file mode 100644
index 0000000..206767c
Binary files /dev/null and b/data/cores/mame2003_plus-wasm.data differ
diff --git a/data/emulator.js b/data/emulator.js
index bce4376..0224e86 100644
--- a/data/emulator.js
+++ b/data/emulator.js
@@ -26,6 +26,7 @@ class EmulatorJS {
                 'genesis_plus_gx': 'sega',
                 'handy': 'lynx',
                 'mame2003': 'mame2003',
+                'mame2003_plus': 'mame2003',
                 'mednafen_ngp': 'ngp',
                 'mednafen_pce': 'pce',
                 'mednafen_pcfx': 'pcfx',
@@ -67,7 +68,7 @@ class EmulatorJS {
             'vb': 'beetle_vb',
             'n64': 'mupen64plus_next',
             'nds': 'melonds',
-            'mame2003': 'mame2003',
+            'mame2003': 'mame2003_plus',
             'arcade': 'fbneo',
             'psx': 'pcsx_rearmed',
             '3do': 'opera',