diff --git a/mercurial/dispatch.py b/mercurial/dispatch.py
--- a/mercurial/dispatch.py
+++ b/mercurial/dispatch.py
@@ -843,6 +843,10 @@
 
         repo = None
         cmdpats = args[:]
+        hiddenlevel = func.hiddenlevel
+        for ui_ in uis:
+            ui_.setconfig('_internal', 'hiddenlevel', hiddenlevel,
+                                                    'func.hiddenlevel')
         if not func.norepo:
             # use the repo from the request only if we don't have -R
             if not rpath and not cwd:
diff --git a/tests/test-basic.t b/tests/test-basic.t
--- a/tests/test-basic.t
+++ b/tests/test-basic.t
@@ -1,9 +1,10 @@
 Create a repository:
 
   $ hg config
+  extensions.fsmonitor= (fsmonitor !)
+  _internal.hiddenlevel=0
   devel.all-warnings=true
   devel.default-date=0 0
-  extensions.fsmonitor= (fsmonitor !)
   largefiles.usercache=$TESTTMP/.cache/largefiles (glob)
   ui.slash=True
   ui.interactive=False
diff --git a/tests/test-commandserver.t b/tests/test-commandserver.t
--- a/tests/test-commandserver.t
+++ b/tests/test-commandserver.t
@@ -188,15 +188,17 @@
   ...     runcommand(server, ['init', 'foo'])
   ...     runcommand(server, ['-R', 'foo', 'showconfig', 'ui', 'defaults'])
   *** runcommand showconfig
+  extensions.fsmonitor= (fsmonitor !)
+  ui.usehttp2=true (?)
+  ui.usehttp2=true (?)
+  _internal.hiddenlevel=0
   bundle.mainreporoot=$TESTTMP/repo
   devel.all-warnings=true
   devel.default-date=0 0
-  extensions.fsmonitor= (fsmonitor !)
   largefiles.usercache=$TESTTMP/.cache/largefiles
   ui.slash=True
   ui.interactive=False
   ui.mergemarkers=detailed
-  ui.usehttp2=true (?)
   ui.foo=bar
   ui.nontty=true
   web.address=localhost
@@ -206,7 +208,6 @@
   ui.slash=True
   ui.interactive=False
   ui.mergemarkers=detailed
-  ui.usehttp2=true (?)
   ui.nontty=true
 
   $ rm -R foo
diff --git a/tests/test-hgrc.t b/tests/test-hgrc.t
--- a/tests/test-hgrc.t
+++ b/tests/test-hgrc.t
@@ -45,6 +45,7 @@
   $ hg paths
   default = $TESTTMP/foo%bar (glob)
   $ hg showconfig
+  _internal.hiddenlevel=0
   bundle.mainreporoot=$TESTTMP/foobar (glob)
   paths.default=$TESTTMP/foo%bar (glob)
   $ cd ..
@@ -79,6 +80,7 @@
 make sure global options given on the cmdline take precedence
 
   $ hg showconfig --config ui.verbose=True --quiet
+  _internal.hiddenlevel=0
   bundle.mainreporoot=$TESTTMP
   ui.verbose=False
   ui.debug=False
@@ -110,6 +112,7 @@
   $ cd ..
 
   $ hg showconfig
+  _internal.hiddenlevel=0
   bundle.mainreporoot=$TESTTMP
   ui.username=$FAKEUSER
 
@@ -153,6 +156,7 @@
 
   $ hg showconfig
   read config from: $TESTTMP/hgrc
+  func.hiddenlevel: _internal.hiddenlevel=0
   $TESTTMP/hgrc:13: alias.log=log -g
   repo: bundle.mainreporoot=$TESTTMP
   $TESTTMP/hgrc:11: defaults.identify=-n
@@ -170,6 +174,7 @@
   $ HGPLAIN=; export HGPLAIN
   $ hg showconfig --config ui.traceback=True --debug
   read config from: $TESTTMP/hgrc
+  func.hiddenlevel: _internal.hiddenlevel=0
   repo: bundle.mainreporoot=$TESTTMP
   --config: ui.traceback=True
   --verbose: ui.verbose=False
@@ -183,6 +188,7 @@
   set config by: $VISUAL
   set config by: $PAGER
   read config from: $TESTTMP/hgrc
+  func.hiddenlevel: _internal.hiddenlevel=0
   repo: bundle.mainreporoot=$TESTTMP
   $PAGER: pager.pager=p1
   $VISUAL: ui.editor=e2
@@ -206,6 +212,7 @@
   $ hg showconfig --config ui.traceback=True --debug
   plain: True
   read config from: $TESTTMP/hgrc
+  func.hiddenlevel: _internal.hiddenlevel=0
   repo: bundle.mainreporoot=$TESTTMP
   $TESTTMP/hgrc:15: extensions.plain=./plain.py
   --config: ui.traceback=True
@@ -216,6 +223,7 @@
   $ hg showconfig --config ui.traceback=True --debug
   plain: True
   read config from: $TESTTMP/hgrc
+  func.hiddenlevel: _internal.hiddenlevel=0
   repo: bundle.mainreporoot=$TESTTMP
   $TESTTMP/hgrc:15: extensions.plain=./plain.py
   --config: ui.traceback=True
@@ -226,6 +234,7 @@
   $ hg showconfig --config ui.traceback=True --debug
   plain: True
   read config from: $TESTTMP/hgrc
+  func.hiddenlevel: _internal.hiddenlevel=0
   repo: bundle.mainreporoot=$TESTTMP
   $TESTTMP/hgrc:15: extensions.plain=./plain.py
   --config: ui.traceback=True