--- a/unmovable_cmd.c	Sat Oct 14 15:44:28 2006 +0000
+++ b/unmovable_cmd.c	Sat Oct 14 15:49:43 2006 +0000
@@ -388,7 +388,7 @@
 {
 	if (!IsTileOwner(tile, old_player)) return;
 
-	if (IsOwnedLand(tile) && new_player != OWNER_SPECTATOR) {
+	if (IsOwnedLand(tile) && new_player != PLAYER_SPECTATOR) {
 		SetTileOwner(tile, new_player);
 	} else {
 		DoClearSquare(tile);