diff --git a/src/v_video.c b/src/v_video.c
index 2ec06a787..edea7e051 100644
--- a/src/v_video.c
+++ b/src/v_video.c
@@ -1045,9 +1045,15 @@ void V_DrawCroppedPatch(fixed_t x, fixed_t y, fixed_t pscale, INT32 scrn, patch_
 			prevdelta = topdelta;
 			source = (const UINT8 *)(column) + 3;
 			dest = desttop;
-			dest += FixedInt(FixedMul(topdelta<<FRACBITS,fdup))*vid.width;
+			if (topdelta-sy > 0)
+			{
+				dest += FixedInt(FixedMul((topdelta-sy)<<FRACBITS,fdup))*vid.width;
+				ofs = 0;
+			}
+			else
+				ofs = (sy-topdelta)<<FRACBITS;
 
-			for (ofs = sy<<FRACBITS; dest < deststop && (ofs>>FRACBITS) < column->length && (((ofs>>FRACBITS) - sy) + topdelta) < h; ofs += rowfrac)
+			for (; dest < deststop && (ofs>>FRACBITS) < column->length && (((ofs>>FRACBITS) - sy) + topdelta) < h; ofs += rowfrac)
 			{
 				if (dest >= screens[scrn&V_PARAMMASK]) // don't draw off the top of the screen (CRASH PREVENTION)
 					*dest = patchdrawfunc(dest, source, ofs);