diff --git a/pandory/pandory.xml b/pandory/pandory.xml
index a063bd5..c8390e5 100644
--- a/pandory/pandory.xml
+++ b/pandory/pandory.xml
@@ -1019,8 +1019,8 @@
         <rom name="skyshark.zip" rotate="3" />
         <rom name="skysmash.zip" rotate="3" forceWidth="1168" forceHeight="720"/>
         <rom name="skysoldr.zip" rotate="3" forceWidth="1168" forceHeight="720"/>
-        <rom name="slapfigh.zip" rotate="3" />
-        <rom name="slapfighb1.zip" rotate="3" />
+        <rom name="slapfigh.zip" rotate="3" core="mame2003_plus" />
+        <rom name="slapfighb1.zip" rotate="3" core="mame2003_plus" />
         <rom name="slither.zip" rotate="3" />
         <rom name="smooncrs.zip" rotate="3" />
         <rom name="solarfox.zip" rotate="3" />