--- a/.gecko_rev.yml
+++ b/.gecko_rev.yml
@@ -1,13 +1,13 @@
 ---
 GECKO_BASE_REPOSITORY: https://hg.mozilla.org/mozilla-unified
 GECKO_HEAD_REPOSITORY: https://hg.mozilla.org/releases/mozilla-beta
 GECKO_HEAD_REF: default
-GECKO_HEAD_REV: 046390a25abdb3ebf0acc861e543a85b4359637c
+GECKO_HEAD_REV: a38e711fb744080107b558a0bcb4f24a3b754cb1
 
 ### For comm-central
 # GECKO_BASE_REPOSITORY: https://hg.mozilla.org/mozilla-unified
 # GECKO_HEAD_REPOSITORY: https://hg.mozilla.org/mozilla-central
 # GECKO_HEAD_REF: default
 #
 ### For branches
 # GECKO_BASE_REPOSITORY: https://hg.mozilla.org/mozilla-unified