diff --git a/.hgtags b/.hgtags
index 996f599..4770e28 100644
--- a/.hgtags
+++ b/.hgtags
@@ -30,3 +30,4 @@ c7f84f23ec5aef29988dcdc4ec22a7352ee8f58e 2.5.1
 107719a9ce3bd0c79f9f1f626596eb338a276561 2.8
 3a5910fac3ccb522a98aeeba7af7008530b25092 2.9
 76b58d21ea98257c05565a3b9c850b9b26a32968 3.0
+e1c8bef05e6e48df4f26471ea0712aa43ab9d949 3.1