1 files changed, 2 insertions, 2 deletions
diff --git a/BlueTileBehavior.h b/BlueTileBehavior.h
index a01b50d..3aba86b 100644
--- a/BlueTileBehavior.h
+++ b/BlueTileBehavior.h
@@ -4,7 +4,7 @@
 
 class BlueTileBehavior : public TileBehaviorStrategy {
 public:
-	virtual void step(Artist &);
+	virtual void step(Artist *);
 	virtual void update(Tile &);
 	virtual std::unique_ptr<TileBehaviorStrategy> clone(Museum &);
 
@@ -16,7 +16,7 @@ private:
 	BlueTileBehavior() = default;
 
 private:
-	virtual void update_neighbor(Tile *);
+	virtual void update_neighbor(Tile & here, int dx, int dy);
 	int dx = 0;
 	int dy = 0;
 };