diff --git a/Cores/Genesis-Plus-GX/PVGenesis/Genesis/PVGenesisEmulatorCore.m b/Cores/Genesis-Plus-GX/PVGenesis/Genesis/PVGenesisEmulatorCore.m
index ddb23d18f8..518a7107db 100644
--- a/Cores/Genesis-Plus-GX/PVGenesis/Genesis/PVGenesisEmulatorCore.m
+++ b/Cores/Genesis-Plus-GX/PVGenesis/Genesis/PVGenesisEmulatorCore.m
@@ -384,7 +384,7 @@ - (const void *)videoBuffer
 }
 
 -(BOOL)isDoubleBuffered {
-    return YES;
+    return NO;
 }
 
 - (CGRect)screenRect
diff --git a/Cores/snes9x/PVSNES/SNES/PVSNESEmulatorCore.mm b/Cores/snes9x/PVSNES/SNES/PVSNESEmulatorCore.mm
index 5fb3e4e59f..ec727d773b 100644
--- a/Cores/snes9x/PVSNES/SNES/PVSNESEmulatorCore.mm
+++ b/Cores/snes9x/PVSNES/SNES/PVSNESEmulatorCore.mm
@@ -801,9 +801,9 @@ - (BOOL)rendersToOpenGL
 #endif
 }
 
-- (BOOL)isDoubleBuffered {
-    return YES;
-}
+//- (BOOL)isDoubleBuffered {
+//    return YES;
+//}
 
 #pragma mark Audio