diff --git a/hw/display/cirrus_vga_rop.h b/hw/display/cirrus_vga_rop.h
index 9c7bb09286..0925a009fe 100644
--- a/hw/display/cirrus_vga_rop.h
+++ b/hw/display/cirrus_vga_rop.h
@@ -52,8 +52,7 @@ glue(cirrus_bitblt_rop_fwd_, ROP_NAME)(CirrusVGAState *s,
     dstpitch -= bltwidth;
     srcpitch -= bltwidth;
 
-    if (dstpitch < 0 || srcpitch < 0) {
-        /* is 0 valid? srcpitch == 0 could be useful */
+    if (bltheight > 1 && (dstpitch < 0 || srcpitch < 0)) {
         return;
     }