diff -r abc5f049b858 -r c3b5f80d7dfb components/desktop/thunderbird/thunderbird.p5m
--- a/components/desktop/thunderbird/thunderbird.p5m	Thu Dec 01 12:20:23 2016 -0800
+++ b/components/desktop/thunderbird/thunderbird.p5m	Thu Dec 01 17:10:54 2016 -0800
@@ -144,5 +144,7 @@
 file files/thunderbird.1 path=usr/share/man/man1/thunderbird.1
 file files/thunderbird-icon.png path=usr/share/pixmaps/thunderbird-icon.png
 license thunderbird.license license="MOZILLA PUBLIC LICENSE V1.1"
+depend type=require fmri=library/desktop/gstreamer-1
+depend type=require fmri=library/desktop/gstreamer-1/gst-plugins-base
 depend type=require fmri=service/gnome/desktop-cache
 depend type=require fmri=system/font/truetype/dejavu