diff --git a/content/media/webrtc/MediaEngineWebRTC.cpp b/content/media/webrtc/MediaEngineWebRTC.cpp
index ae322d1b7e820..54807ffbdd8aa 100644
--- a/content/media/webrtc/MediaEngineWebRTC.cpp
+++ b/content/media/webrtc/MediaEngineWebRTC.cpp
@@ -274,7 +274,7 @@ MediaEngineWebRTC::EnumerateVideoDevices(MediaSourceType aMediaSource,
     }
   }
 
-  if (mHasTabVideoSource)
+  if (mHasTabVideoSource || MediaSourceType::Browser == aMediaSource)
     aVSources->AppendElement(new MediaEngineTabVideoSource());
 
   return;