diff --git a/.hgtags b/.hgtags
index 6fbce4a18e..364fd30ebb 100644
--- a/.hgtags
+++ b/.hgtags
@@ -2908,3 +2908,4 @@ cb5683bcde03796baa7e845fd9a2fcaec3383538 v7-4-181
 1e2bfe4f3e903110f27cb6231f6642e721808837 v7-4-183
 9ac2fc63501d3eff92446c03b2822b30b169db5a v7-4-184
 b06e58f8dd3037f7f17145968d08432423ac8665 v7-4-185
+4d12112c5efae071aecbeed1a7196f18950457b3 v7-4-186