diff --git a/modules/videoio/src/cap_dshow.hpp b/modules/videoio/src/cap_dshow.hpp
index 732ba81d8d..21af1ea399 100644
--- a/modules/videoio/src/cap_dshow.hpp
+++ b/modules/videoio/src/cap_dshow.hpp
@@ -30,7 +30,7 @@ public:
     virtual bool grabFrame() CV_OVERRIDE;
     virtual bool retrieveFrame(int outputType, OutputArray frame) CV_OVERRIDE;
     virtual int getCaptureDomain() CV_OVERRIDE;
-    virtual bool isOpened() const;
+    virtual bool isOpened() const CV_OVERRIDE;
 protected:
     void open(int index);
     void close();