diff --git a/.hgtags b/.hgtags
index 71d5cc9234d..b1c82428af5 100644
--- a/.hgtags
+++ b/.hgtags
@@ -78,3 +78,4 @@ a4f75773c0060cee38b0bb651a7aba6f56b0e996 v3.1.3
 32fcb9e94985cb19ce37ba9543f091c0dbe9d7dd v3.1.4rc1
 c918ec9f3a76d6afedfbb5d455004de880443a3d v3.1.4
 ee26aca3219cf4bb0b93352e83edcc9cb28c7802 v3.1.5rc1
+75db2bc69fc9a3e4801e94e3e19801cb096208d8 v3.1.5rc2