1 files changed, 1 insertions, 1 deletions
diff --git a/engines/avalanche/nim.h b/engines/avalanche/nim.h
index 3f5622d5b6..a6e098277b 100644
--- a/engines/avalanche/nim.h
+++ b/engines/avalanche/nim.h
@@ -65,7 +65,7 @@ private:
 	void startMove();
 	void showChanges();
 	void blip();
-	void checkMouse();
+	bool checkMouse();
 	void less();
 	void takeSome();
 	void endOfGame();