1 files changed, 1 insertions, 1 deletions
diff --git a/util/OSWindow.h b/util/OSWindow.h
index 7d25a1ea..03b1fc77 100644
--- a/util/OSWindow.h
+++ b/util/OSWindow.h
@@ -35,7 +35,7 @@ class OSWindow
 
     virtual void setMousePosition(int x, int y) = 0;
     virtual bool resize(int width, int height) = 0;
-    virtual bool setVisible(bool isVisible) = 0;
+    virtual void setVisible(bool isVisible) = 0;
 
   protected:
     int mWidth;