diff --git a/yabause/src/sys/smpc/src/smpc.c b/yabause/src/sys/smpc/src/smpc.c
index f928a3948a..2adce5f958 100644
--- a/yabause/src/sys/smpc/src/smpc.c
+++ b/yabause/src/sys/smpc/src/smpc.c
@@ -682,7 +682,7 @@ void SmpcExec(s32 t) {
 
 
 void SmpcINTBACKEnd(void) {
-  if ((SmpcRegs->COMREG == 0x10) && (SmpcRegs->SF != 0) && (SmpcInternalVars->timing>0)) {
+  if ((SmpcRegs->COMREG == 0x10) && ((SmpcRegs->SF != 0) || (SmpcInternalVars->timing>0))) {
       SMPCLOG("Intback Abort %d\n", SmpcInternalVars->timing);
       SmpcRegs->SF = 0; //End command without interrupt - not enough time
       SmpcInternalVars->timing = -1;