diff --git a/.hgtags b/.hgtags
index a3e4d882fb..a9fa78f3f4 100644
--- a/.hgtags
+++ b/.hgtags
@@ -13,3 +13,4 @@ c699b2ac3d722a7df5bdd7946b32f48818b381c4 3.0.0
 4d729b7ac0072460797119b26a9a190d39c5f5cf 3.6.0
 d22e785d116df2344ad861a82fbf140397af8cef 3.8.0
 0358f751fc0602507136ac961df933084662e1b3 4.0.0
+9b363b2606494c5f16e4ccafb1a8dfa668bc2a9d 4.2.0