diff --git a/src/bomb.c b/src/bomb.c
index 2c2ed9b..deaf724 100644
--- a/src/bomb.c
+++ b/src/bomb.c
@@ -289,7 +289,7 @@ explosion_check_field (int x, int y, int p, int b)
             bman.field[x][y].frame = 1;
         }
         draw_stone (x, y);
-		gfx_AddUpdateRect (x * gfx.block.x, y * gfx.block.y, gfx.block.x, gfx.block.y);
+ 		gfx_AddUpdateRect (x * gfx.block.x + gfx.offset.x,y * gfx.block.y + gfx.offset.y, gfx.block.x, gfx.block.y);
     }
 
     return bman.field[x][y].type;