diff --git a/src/mame/machine/midyunit.c b/src/mame/machine/midyunit.c
index d6d0ebe4bb6..2168cde1f44 100644
--- a/src/mame/machine/midyunit.c
+++ b/src/mame/machine/midyunit.c
@@ -213,7 +213,7 @@ static WRITE16_HANDLER( term2_sound_w )
 
 static WRITE16_HANDLER( term2_hack_w )
 {
-    if (offset == 0 && cpu_get_pc(space->cpu) == 0xffce5230) /* FIX ME - Not correct for LA4 */
+    if (offset == 0 && cpu_get_pc(space->cpu) == 0xffce6520)
     {
         t2_hack_mem[offset] = 0;
         return;