diff --git a/homeassistant/components/onvif/strings.json b/homeassistant/components/onvif/strings.json
index 4cf1bd4bad0..210027e96e5 100644
--- a/homeassistant/components/onvif/strings.json
+++ b/homeassistant/components/onvif/strings.json
@@ -48,7 +48,8 @@
       "onvif_devices": {
         "data": {
           "extra_arguments": "Extra FFMPEG arguments",
-          "rtsp_transport": "RTSP transport mechanism"
+          "rtsp_transport": "RTSP transport mechanism",
+          "use_wallclock_as_timestamps": "Use wall clock as timestamps"
         },
         "title": "ONVIF Device Options"
       }
diff --git a/homeassistant/components/onvif/translations/en.json b/homeassistant/components/onvif/translations/en.json
index c3b328646ee..473e2af9ba8 100644
--- a/homeassistant/components/onvif/translations/en.json
+++ b/homeassistant/components/onvif/translations/en.json
@@ -48,7 +48,8 @@
             "onvif_devices": {
                 "data": {
                     "extra_arguments": "Extra FFMPEG arguments",
-                    "rtsp_transport": "RTSP transport mechanism"
+                    "rtsp_transport": "RTSP transport mechanism",
+                    "use_wallclock_as_timestamps": "Use wall clock as timestamps"
                 },
                 "title": "ONVIF Device Options"
             }