diff --git a/src/tgp.cpp b/src/tgp.cpp
--- a/src/tgp.cpp
+++ b/src/tgp.cpp
@@ -236,7 +236,8 @@ static height_t TGPGetMaxHeight()
 
 	int map_size_bucket = std::min(MapLogX(), MapLogY()) - MIN_MAP_SIZE_BITS;
 	int max_height_from_table = max_height[_settings_game.difficulty.terrain_type][map_size_bucket];
-	return I2H(std::min<uint>(max_height_from_table, _settings_game.construction.max_heightlevel));
+
+	return I2H(std::min<uint>(max_height_from_table, _settings_game.construction.map_height_limit));
 }
 
 /**