1 files changed, 1 insertions, 1 deletions
diff --git a/src/gui/okdialog.h b/src/gui/okdialog.h
index 2d2fefee4..4ef32e4e2 100644
--- a/src/gui/okdialog.h
+++ b/src/gui/okdialog.h
@@ -58,7 +58,7 @@ class OkDialog final : public Window, public gcn::ActionListener
         /**
          * Called when receiving actions from the widgets.
          */
-        void action(const gcn::ActionEvent &event);
+        void action(const gcn::ActionEvent &event) override;
 
     private:
         TextBox *mTextBox;