diff --git a/src/r_main.c b/src/r_main.c
index 6a7dea80b..5b1ade842 100644
--- a/src/r_main.c
+++ b/src/r_main.c
@@ -1054,7 +1054,7 @@ void R_ExecuteSetViewSize(void)
 			j = viewheight*16;
 			for (i = 0; i < j; i++)
 			{
-				dy = ((i - viewheight*8)<<FRACBITS) + FRACUNIT/2;
+				dy = ((i - viewheight*8)<<FRACBITS);
 				dy = FixedMul(abs(dy), fovtan[s]);
 				yslopetab[s][i] = FixedDiv(centerx*FRACUNIT, dy);
 			}