diff --git a/src/p_setup.c b/src/p_setup.c
index 585e83641..30e711dc0 100644
--- a/src/p_setup.c
+++ b/src/p_setup.c
@@ -5419,13 +5419,13 @@ static void P_ConvertBinaryLinedefTypes(void)
 				lines[i].args[1] = 0;
 			if (lines[i].flags & ML_NOSKEW)
 			{
-				lines[i].args[2] = lines[i].dx >> (FRACBITS + SCROLL_SHIFT);
-				lines[i].args[3] = lines[i].dy >> (FRACBITS + SCROLL_SHIFT);
+				lines[i].args[2] = sides[lines[i].sidenum[0]].textureoffset >> (FRACBITS - SCROLL_SHIFT);
+				lines[i].args[3] = sides[lines[i].sidenum[0]].rowoffset >> (FRACBITS - SCROLL_SHIFT);
 			}
 			else
 			{
-				lines[i].args[2] = sides[lines[i].sidenum[0]].textureoffset >> FRACBITS;
-				lines[i].args[3] = sides[lines[i].sidenum[0]].rowoffset >> FRACBITS;
+				lines[i].args[2] = lines[i].dx >> FRACBITS;
+				lines[i].args[3] = lines[i].dy >> FRACBITS;
 			}
 			lines[i].args[4] = lines[i].special - 502;
 			lines[i].special = 502;