1 files changed, 1 insertions, 0 deletions
diff --git a/src/water.h b/src/water.h
index 2fa063b3c..5c562e6fa 100644
--- a/src/water.h
+++ b/src/water.h
@@ -7,6 +7,7 @@
 
 void TileLoop_Water(TileIndex tile);
 bool FloodHalftile(TileIndex t);
+void DoFloodTile(TileIndex target);
 
 void ConvertGroundTilesIntoWaterTiles();