diff --git a/src/burn/drv/pgm/pgm_draw.cpp b/src/burn/drv/pgm/pgm_draw.cpp
index 50468712e..aeb32fa78 100644
--- a/src/burn/drv/pgm/pgm_draw.cpp
+++ b/src/burn/drv/pgm/pgm_draw.cpp
@@ -154,18 +154,17 @@ static void pgm_draw_sprite_nozoom(INT32 wide, INT32 high, INT32 palt, INT32 bof
 			}
 		}
 
-		if (yoff >= 0 && yoff < nScreenHeight && xpos >= 0 && (xpos + wide + 8) < nScreenWidth)
+		if (yoff >= 0 && yoff < nScreenHeight && xpos >= 0 && (xpos + wide) < nScreenWidth)
 		{
 			for (INT32 xcnt = 0; xcnt < wide; xcnt+=8)
 			{
 				if (flipx) {
-					xoff = xpos + (wide - xcnt);
+					xoff = xpos + ((wide - 8) - xcnt);
 				} else {
 					xoff = xpos + xcnt;
 				}
 
 				aoffset += drawsprite[bdata[boffset & bdatasize]](dest + xoff, pdest + xoff, PGMSPRColROM + (aoffset & nPGMSPRColMaskLen), palt, prio);
-	
 				boffset++;
 			}
 		} else {
@@ -182,7 +181,7 @@ static void pgm_draw_sprite_nozoom(INT32 wide, INT32 high, INT32 palt, INT32 bof
 				}
 
 				if (flipx) {
-					xoff = xpos + (wide - xcnt);
+					xoff = xpos + (wide - xcnt) - 1;
 
 					if (xoff < -7 || xoff >= nScreenWidth+8) {
 						aoffset += sprmsktab[msk];