diff --git a/mercurial/configitems.py b/mercurial/configitems.py
--- a/mercurial/configitems.py
+++ b/mercurial/configitems.py
@@ -936,16 +936,16 @@ coreconfigitem('server', 'concurrent-pus
 coreconfigitem('server', 'disablefullbundle',
     default=False,
 )
-coreconfigitem('server', 'streamunbundle',
-    default=False,
+coreconfigitem('server', 'maxhttpheaderlen',
+    default=1024,
 )
 coreconfigitem('server', 'pullbundle',
     default=False,
 )
-coreconfigitem('server', 'maxhttpheaderlen',
-    default=1024,
+coreconfigitem('server', 'preferuncompressed',
+    default=False,
 )
-coreconfigitem('server', 'preferuncompressed',
+coreconfigitem('server', 'streamunbundle',
     default=False,
 )
 coreconfigitem('server', 'uncompressed',