diff --git a/.hgtags b/.hgtags
index 3e772e3b9..f6690bb6e 100644
--- a/.hgtags
+++ b/.hgtags
@@ -338,3 +338,4 @@ f582d662cc408eb7a132c21f4b298b71d0701abb release-1.2.0
 9ee68d629722f583d43d92271f2eb84281afc630 release-1.3.0
 61b6a3438afef630774e568eefd89c53e3b93287 release-1.3.1
 7ccd50a0a455f2f2d3b241f376e1193ad956196d release-1.2.1
+0000000000000000000000000000000000000000 release-1.2.1