diff --git a/graphics/overlay_element.hpp b/graphics/overlay_element.hpp
index e8471a2627..d52cf443a5 100644
--- a/graphics/overlay_element.hpp
+++ b/graphics/overlay_element.hpp
@@ -106,7 +106,7 @@ namespace graphics
     void setIsDirtyLayout(bool flag) const;
 
     bool isVisible() const;
-    void setIsVisible(bool flag);
+    virtual void setIsVisible(bool flag);
 
     bool isValid() const;
     void setIsValid(bool flag);