diff --git a/hw/kdrive/src/kaapict.c b/hw/kdrive/src/kaapict.c
index 1918b78df..1e4d2ef61 100644
--- a/hw/kdrive/src/kaapict.c
+++ b/hw/kdrive/src/kaapict.c
@@ -445,6 +445,7 @@ kaaTryDriverComposite(CARD8		op,
     if (pKaaScr->info->CheckComposite &&
 	!(*pKaaScr->info->CheckComposite) (op, pSrc, pMask, pDst))
     {
+	REGION_UNINIT(pDst->pDrawable->pScreen, &region);
 	return -1;
     }