1 files changed, 2 insertions, 2 deletions
diff --git a/src/gui/widgets/listbox.h b/src/gui/widgets/listbox.h
index 9dff11e09..382f56dfe 100644
--- a/src/gui/widgets/listbox.h
+++ b/src/gui/widgets/listbox.h
@@ -108,9 +108,9 @@ class ListBox notfinal : public Widget,
         /**
          * Draws the list box.
          */
-        void draw(Graphics *graphics) override;
+        void draw(Graphics *graphics) override A_NONNULL(2);
 
-        void safeDraw(Graphics *graphics) override;
+        void safeDraw(Graphics *graphics) override A_NONNULL(2);
 
         /**
          * Update the alpha value to the graphic components.