diff --git a/src/gui/components/cc_frm_clock.h b/src/gui/components/cc_frm_clock.h
index 4d0ac82aa..0edc8b573 100644
--- a/src/gui/components/cc_frm_clock.h
+++ b/src/gui/components/cc_frm_clock.h
@@ -84,7 +84,7 @@ class CComponentsFrmClock : public CComponentsForm, public CCTextScreen
 		///initialize clock contents  
 		void initCCLockItems();
 		///initialize timestring, called in initCCLockItems()
-		void initTimeString();
+		virtual void initTimeString();
 
 		///start ticking clock, returns true on success, if false causes log output
 		bool startClock();