diff --git a/metadata/org.mozilla.firefox.txt b/metadata/org.mozilla.firefox.txt
index c5f5e78e9c..43a1468ce5 100644
--- a/metadata/org.mozilla.firefox.txt
+++ b/metadata/org.mozilla.firefox.txt
@@ -1,4 +1,4 @@
-AntiFeatures:NonFreeAdd,Tracking
+AntiFeatures:NonFreeAdd,Tracking,UpstreamNonFree
 Categories:Internet
 #mostly...
 License:MPL2
@@ -30,6 +30,9 @@ They come from here: https://ftp.mozilla.org/pub/mozilla.org/mobile/releases
 
 The HTTP update check no longer works because they stopped putting any useful
 info alongside the binaries.
+
+Starting with 33.0 Firefox contains gms play-services due to chromecasting
+capabilities.
 .
 
 Auto Update Mode:None