--- a/mercurial/configitems.py	Wed Oct 11 22:53:17 2017 +0200
+++ b/mercurial/configitems.py	Thu Oct 12 00:19:12 2017 +0200
@@ -460,6 +460,9 @@
 coreconfigitem('hostsecurity', 'disabletls10warning',
     default=False,
 )
+coreconfigitem('hostsecurity', 'minimumprotocol',
+    default=dynamicdefault,
+)
 coreconfigitem('http_proxy', 'always',
     default=False,
 )