diff -r 83d3b50d7e24 -r ba85acff9828 hedgewars/uLandGraphics.pas
--- a/hedgewars/uLandGraphics.pas	Sun Jul 03 20:01:13 2011 -0400
+++ b/hedgewars/uLandGraphics.pas	Sun Jul 03 20:14:03 2011 -0400
@@ -835,7 +835,7 @@
                                 updateBlock:= true;
                                 if d = 1 then resweepCol:= true
                                 else resweepGfx:= true;
-                                if not resweepGfx then
+                                if d = 1 then
                                     if (yy = ty) and (y > 0) then
                                         begin
                                         LandDirty[y-1, x]:= 1;