diff --git a/b2g/app/b2g.js b/b2g/app/b2g.js
index e242138bed5b..12f8ed6d0bea 100644
--- a/b2g/app/b2g.js
+++ b/b2g/app/b2g.js
@@ -49,7 +49,7 @@ pref("network.protocol-handler.warn-external.vnd.youtube", false);
 // By default, all protocol handlers are exposed. This means that the browser
 // will response to openURL commands for all URL types. It will also try to open
 // link clicks inside the browser before failing over to the system handlers.
-pref("network.protocol-handler.expose.rtsp", false);
+pref("network.protocol-handler.expose.rtsp", true);
 
 /* http prefs */
 pref("network.http.pipelining", true);
diff --git a/content/media/DecoderTraits.cpp b/content/media/DecoderTraits.cpp
index ae8d68139d6a..bcf45b5a5a04 100644
--- a/content/media/DecoderTraits.cpp
+++ b/content/media/DecoderTraits.cpp
@@ -430,6 +430,11 @@ DecoderTraits::CanHandleMediaType(const char* aMIMEType,
   if (MediaDecoder::IsMediaPluginsEnabled() &&
       GetMediaPluginHost()->FindDecoder(nsDependentCString(aMIMEType), &codecList))
     result = CANPLAY_MAYBE;
+#endif
+#ifdef NECKO_PROTOCOL_rtsp
+  if (IsRtspSupportedType(nsDependentCString(aMIMEType))) {
+    result = CANPLAY_MAYBE;
+  }
 #endif
   if (result == CANPLAY_NO || !aHaveRequestedCodecs || !codecList) {
     return result;
@@ -664,6 +669,9 @@ bool DecoderTraits::IsSupportedInVideoDocument(const nsACString& aType)
 #endif
 #ifdef MOZ_APPLEMEDIA
     IsAppleMediaSupportedType(aType) ||
+#endif
+#ifdef NECKO_PROTOCOL_rtsp
+    IsRtspSupportedType(aType) ||
 #endif
     false;
 }