release-1.6.3 tag
diff --git a/.hgtags b/.hgtags
index 9503993..e1b594f 100644
--- a/.hgtags
+++ b/.hgtags
@@ -372,3 +372,4 @@
 daa5384fd526a9c18fff4f5135646743628f6bc7 release-1.6.0
 0cf84a39c1db6d6477a1a5b68aee345289d4d87a release-1.6.1
 7dab18c28f451ce5dd58f11b9f5c8c433953ea09 release-1.6.2
+698bcf853bbd9fdb9ad567e10a810cc5fd0e003b release-1.6.3