diff --git a/.hgtags b/.hgtags
index 753b84acd410..c2c799862fec 100644
--- a/.hgtags
+++ b/.hgtags
@@ -190,3 +190,4 @@ e8d1d9067328f6929a618c67f5d1e83cd9a4858f FIREFOX_NIGHTLY_80_END
 a67d5eac384369f29e88c82cd224aa319154dfd2 FIREFOX_BETA_81_BASE
 63d860f118da09320ed65431129775b4e3631ff3 FIREFOX_NIGHTLY_81_END
 ddd533d95b7443e06865ba000f1316e8c62d2a71 FIREFOX_BETA_82_BASE
+cecca8e309497b6a0e7d2ab52a4956d7e48c91f6 FIREFOX_NIGHTLY_82_END