--- a/mercurial/httppeer.py	Wed Apr 11 10:51:38 2018 -0700
+++ b/mercurial/httppeer.py	Wed Apr 11 12:49:08 2018 -0700
@@ -34,6 +34,7 @@
     wireproto,
     wireprotoframing,
     wireprototypes,
+    wireprotov1peer,
     wireprotov2server,
 )
 
@@ -382,7 +383,7 @@
 
     return respurl, proto, resp
 
-class httppeer(wireproto.wirepeer):
+class httppeer(wireprotov1peer.wirepeer):
     def __init__(self, ui, path, url, opener, requestbuilder, caps):
         self.ui = ui
         self._path = path