diff --git a/.hgtags b/.hgtags
index 2d8a906b7..479e39fe7 100644
--- a/.hgtags
+++ b/.hgtags
@@ -268,3 +268,4 @@ d364c2c12dd9723a2dfac3f096f5e55d4cfe6838 release-0.8.15
 4bc73c644329a510da4e96b7241b80ead7772f83 release-0.8.19
 ea3d168fb99c32a5c3545717ecc61e85a375e5dd release-0.8.20
 27951ca037e63dae45ff5b6279124c224ae1255a release-0.8.21
+d56c8b5df517c2bf6e7bc2827b8bf3e08cda90e1 release-0.8.22