diff --git a/.hgtags b/.hgtags
index e1536ad44d..6dab9bcf75 100644
--- a/.hgtags
+++ b/.hgtags
@@ -10,3 +10,4 @@ fd3d2b588cc3f90701d1eb594d6291152f836c67 4.8.0
 a22113a711b8f6f8b1cbdc0edd9fd6165a9229a2 5.4.0
 3b17b586749756166769dc5a4ffed50737269fa5 5.6.0
 e26c09669b57ecbf8e2404ba6eadcdc158cc86f9 5.8.0
+ddaffd32884073417d2d108b2a13cf010a5d1ef5 6.0.0