diff --git a/mednafen/pce/vce.cpp b/mednafen/pce/vce.cpp
index 6512bc9..a9ab93d 100644
--- a/mednafen/pce/vce.cpp
+++ b/mednafen/pce/vce.cpp
@@ -563,9 +563,9 @@ INLINE int32 VCE::SyncReal(const int32 timestamp)
   cd_event = PCECD_Run(timestamp);
 
  if(sgfx)
-  SyncSub<true, false>(clocks);
+  SyncSub<true, true>(clocks);
  else
-  SyncSub<false, false>(clocks);
+  SyncSub<false, true>(clocks);
 
  //
  //