diff --git a/modules/videoio/include/opencv2/videoio/videoio_c.h b/modules/videoio/include/opencv2/videoio/videoio_c.h
index 723b83ae39..5130fa6f5b 100644
--- a/modules/videoio/include/opencv2/videoio/videoio_c.h
+++ b/modules/videoio/include/opencv2/videoio/videoio_c.h
@@ -161,7 +161,7 @@ enum
     CV_CAP_PROP_WHITE_BALANCE_BLUE_U =17,
     CV_CAP_PROP_RECTIFICATION =18,
     CV_CAP_PROP_MONOCROME     =19,
-    CV_CAP_PROP_MONOCHROME    =CV_CAP_PROP_MONOCROME,
+    CV_CAP_PROP_MONOCHROME    =19,
     CV_CAP_PROP_SHARPNESS     =20,
     CV_CAP_PROP_AUTO_EXPOSURE =21, // exposure control done by camera,
                                    // user can adjust refernce level