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diff --git a/src/CAF/CAF_Application.h b/src/CAF/CAF_Application.h
index 1ec88331d43d39bfa8541c7693cbc70d6d388d73..ab8cb64d43745b9e5a166bb1eda0a334e0d87a30 100755 (executable)
--- a/src/CAF/CAF_Application.h
+++ b/src/CAF/CAF_Application.h
@@ -66,8 +66,8 @@ protected:
 
   virtual SUIT_Study*         createNewStudy();
 
-  bool                                         undo( CAF_Study* doc );
-  bool                                         redo( CAF_Study* doc );
+  virtual bool                                 undo( CAF_Study* doc );
+  virtual bool                                 redo( CAF_Study* doc );
 
   virtual void                setStdApp( const Handle(TDocStd_Application)& );