Index: src/ch/UpdaterDlg.h
===================================================================
diff -u -r12b36349f6214befeace08efa9acc7e03be0d847 -rb26ced3298e3e7e51d91f3ac70b56746786da83b
--- src/ch/UpdaterDlg.h	(.../UpdaterDlg.h)	(revision 12b36349f6214befeace08efa9acc7e03be0d847)
+++ src/ch/UpdaterDlg.h	(.../UpdaterDlg.h)	(revision b26ced3298e3e7e51d91f3ac70b56746786da83b)
@@ -22,10 +22,10 @@
 	};
 
 public:
-	CUpdaterDlg(bool bBackgroundMode, CWnd* pParent = nullptr);   // standard constructor
+	explicit CUpdaterDlg(bool bBackgroundMode, CWnd* pParent = nullptr);   // standard constructor
 	virtual ~CUpdaterDlg();
 
-	virtual BOOL OnInitDialog();
+	BOOL OnInitDialog() override;
 
 	void CheckForUpdates();
 
@@ -35,7 +35,7 @@
 	afx_msg void OnSelchangeChannelCombo();
 
 protected:
-	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
+	void DoDataExchange(CDataExchange* pDX) override;    // DDX/DDV support
 
 	DECLARE_MESSAGE_MAP()