diff --git a/src/saland/Game.cpp b/src/saland/Game.cpp
index 52df3d4..29f66ff 100644
--- a/src/saland/Game.cpp
+++ b/src/saland/Game.cpp
@@ -886,7 +886,7 @@ void Game::Update() {
 				int tile_y = data->world_mouse_y/32;
 				if (sago::tiled::tileInBound(data->gameRegion.world.tm, tile_x, tile_y)
 				        && !(data->gameRegion.world.tile_protected(tile_x, tile_y)) ) {
-					int layer_number = 2; //  Do not hardcode
+					int layer_number = data->gameRegion.world.blockingLayer;
 					uint32_t tile = 0;
 					sago::tiled::setTileOnLayerNumber(data->gameRegion.world.tm, layer_number, tile_x, tile_y, tile);
 					data->gameRegion.liqudHandler["water"].updateFirstTile(data->gameRegion.world.tm, tile_x, tile_y);
diff --git a/src/saland/Prefabs.cpp b/src/saland/Prefabs.cpp
index 9af87dd..61926e5 100644
--- a/src/saland/Prefabs.cpp
+++ b/src/saland/Prefabs.cpp
@@ -118,7 +118,12 @@ Prefab getPrefab(const char* name) {
 	return p;
 }
 
-
+void TestApplyPrefab(sago::tiled::TileMap& dest, int destX, int destY) {
+	if (prefabs.size() == 0) {
+		return;
+	}
+	ApplyPrefab(dest, destX, destY, prefabs.front());
+}
 
 void ScanPrefabs(const std::string& filename) {
 	std::string mapFileName = "maps/"+filename+".tmx";