diff --git a/.hgtags b/.hgtags
index d049ee75941..3658f631dc0 100644
--- a/.hgtags
+++ b/.hgtags
@@ -53,3 +53,4 @@ dba2abb7db57078c5a4810884834d3056a5d56c2 last-mozilla-central
 0327e126ea245112c0aa7283fee154e084866fb5 bsmedberg-static-xpcom-registration-base
 2f83edbbeef0de7dd901411d270da61106c8afae bsmedberg-static-xpcom-registration-base
 138f593553b66c9f815e8f57870c19d6347f7702 UPDATE_PACKAGING_R12
+138f593553b66c9f815e8f57870c19d6347f7702 UPDATE_PACKAGING_R13