diff --git a/.hgtags b/.hgtags
index 2e3ddf083c..074a002bd2 100644
--- a/.hgtags
+++ b/.hgtags
@@ -21,3 +21,4 @@ d26f28ad5629c320e6cb88caac8b28c7e335372b 4.2.0
 a19d4f68a99f24f220200eef7949504a3849bfbb 5.0.0
 3f18592e924cdb2e3603229c416ac41cac11b485 5.2.0
 40575dbd381e65fbd0364f66c0ff45909ebd243d 5.4.0
+9aada510d43bd05d3c4c469c3ea203442d56829a 5.6.0