diff --git a/.hgtags b/.hgtags
index 13074adca9..b7495f50cc 100644
--- a/.hgtags
+++ b/.hgtags
@@ -2899,3 +2899,4 @@ beb037a6c2708f539d50840637f70eed0811d93c v7-4-171
 f2c8d86c460d75fec17a0527a2fe93ac7220693e v7-4-174
 6b69d8dde19e32909f4ee3a6337e6a2ecfbb6f72 v7-4-175
 ae228baaec2c5eda4cd948382c2bab498d1a34cc v7-4-176
+df3b0b70d8c1d29817597f45d19bb72755f86bd1 v7-4-177