diff -r 3355e0c2845f -r 6fb281f39c25 hgext/phabricator.py
--- a/hgext/phabricator.py	Wed Sep 18 00:05:52 2019 +0100
+++ b/hgext/phabricator.py	Wed Sep 18 00:20:43 2019 +0100
@@ -612,7 +612,7 @@
         else:
             # Nothing changed. But still set "newrevphid" so the next revision
             # could depend on this one and "newrevid" for the summary line.
-            newrevphid = querydrev(repo, str(revid))[0][b'phid']
+            newrevphid = querydrev(repo, b'%d' % revid)[0][b'phid']
             newrevid = revid
             action = b'skipped'