diff --git a/.hgtags b/.hgtags
index e25e151fa6..8b513bc411 100644
--- a/.hgtags
+++ b/.hgtags
@@ -21,3 +21,4 @@ ceba2cc548f8fa1f045afd36526e93642e153921 4.8.0
 31b49d3304c82788f43ee813b9c63e2a3a802f2a 5.0.0
 b2219b80d987970e9bd5dbca89d115933d6bbd6b 5.2.0
 5b7435135408776f3e59ebceae46cf8a56da3b37 5.4.0
+33d00dfb603675c6f9a6ad320739a5d88ca0b41e 5.6.0