--- a/hgext/phabricator.py	Fri Dec 20 21:14:30 2024 -0500
+++ b/hgext/phabricator.py	Sat Dec 21 17:43:38 2024 -0500
@@ -1691,7 +1691,7 @@
 
 # Map from "hg:meta" keys to header understood by "hg import". The order is
 # consistent with "hg export" output.
-_metanamemap = util.sortdict(
+_metanamemap: util.sortdict[bytes, bytes] = util.sortdict(
     [
         (b'user', b'User'),
         (b'date', b'Date'),