diff --git a/.hgtags b/.hgtags
index 0118304904..08a1357268 100644
--- a/.hgtags
+++ b/.hgtags
@@ -16,3 +16,4 @@ bd2e3e6522786934ee2f1a2221b6f75cd0c94069 2.0.0
 084f54e093ddd43a51be0720137974dc2187cd96 4.0.0
 cd0f73fb47ce34dd5c34d439ffe2176cc97abe40 4.2.0
 2cc9c2590f4eeddebc34fe0bc74aed2f6f4fc05b 4.4.0
+9efa9ee93a62bbd00ba495a1843f54d779d7451d 4.6.0