diff --git a/src/ui/WorkSpace/AddCurveFileDlg.h b/src/ui/WorkSpace/AddCurveFileDlg.h
index d9989c34..e9c20631 100644
--- a/src/ui/WorkSpace/AddCurveFileDlg.h
+++ b/src/ui/WorkSpace/AddCurveFileDlg.h
@@ -87,6 +87,7 @@ private slots:
     void onCurveSelectionChanged();
     void onCurveNameChanged();
     void onCurveDataChanged();
+    void onSure();
 
 private:
     void setupConnections();