diff --git a/src/battle_transition.c b/src/battle_transition.c
index 704670d142..8a23dfe5d1 100644
--- a/src/battle_transition.c
+++ b/src/battle_transition.c
@@ -1230,7 +1230,11 @@ static bool8 ClockwiseWipe_Init(struct Task *task)
 static bool8 ClockwiseWipe_TopRight(struct Task *task)
 {
     sTransitionData->vblankDma = FALSE;
+#ifdef UBFIX
+    InitBlackWipe(sTransitionData->data, DISPLAY_WIDTH / 2, DISPLAY_HEIGHT / 2, sTransitionData->tWipeEndX, 0, 1, 1);
+#else
     InitBlackWipe(sTransitionData->data, DISPLAY_WIDTH / 2, DISPLAY_HEIGHT / 2, sTransitionData->tWipeEndX, -1, 1, 1);
+#endif
     do
     {
         gScanlineEffectRegBuffers[0][sTransitionData->tWipeCurrY] = WIN_RANGE(DISPLAY_WIDTH / 2, sTransitionData->tWipeCurrX + 1);