diff -r b7a75b9a3386 -r 0407a51b9d8c mercurial/streamclone.py
--- a/mercurial/streamclone.py	Tue Jul 11 08:52:55 2017 -0700
+++ b/mercurial/streamclone.py	Fri Jul 14 14:22:40 2017 -0700
@@ -165,7 +165,7 @@
 
 def allowservergeneration(repo):
     """Whether streaming clones are allowed from the server."""
-    if not repo.ui.configbool('server', 'uncompressed', True, untrusted=True):
+    if not repo.ui.configbool('server', 'uncompressed', untrusted=True):
         return False
 
     # The way stream clone works makes it impossible to hide secret changesets.