diff --git a/actions/janus b/actions/janus
deleted file mode 100755
index 107a07141..000000000
--- a/actions/janus
+++ /dev/null
@@ -1,46 +0,0 @@
-#!/usr/bin/python3
-# SPDX-License-Identifier: AGPL-3.0-or-later
-"""
-Configuration helper for Janus server.
-"""
-
-import argparse
-
-from plinth import action_utils
-
-JANUS_CONF_PATH = '/etc/janus/janus.jcfg'
-
-
-def parse_arguments():
-    """Return parsed command line arguments as dictionary"""
-    parser = argparse.ArgumentParser()
-    subparsers = parser.add_subparsers(dest='subcommand', help='Sub command')
-    subparsers.add_parser('setup', help='Configure Janus server')
-    subparsers.required = True
-    return parser.parse_args()
-
-
-def subcommand_setup(_):
-    """Configure Janus server."""
-    with open(JANUS_CONF_PATH, 'r', encoding='utf-8') as config_file:
-        config_lines = config_file.readlines()
-
-    with open(JANUS_CONF_PATH, 'w', encoding='utf-8') as config_file:
-        for line in config_lines:
-            if '#rtp_port_range' in line:
-                config_file.write("\trtp_port_range = \"50176-51199\"\n")
-            else:
-                config_file.write(line)
-
-    action_utils.service_try_restart('janus')
-
-
-def main():
-    arguments = parse_arguments()
-    sub_command = arguments.subcommand.replace('-', '_')
-    sub_command_method = globals()['subcommand_' + sub_command]
-    sub_command_method(arguments)
-
-
-if __name__ == '__main__':
-    main()
diff --git a/plinth/modules/janus/__init__.py b/plinth/modules/janus/__init__.py
index e5e0bf4e3..b0b0b7d51 100644
--- a/plinth/modules/janus/__init__.py
+++ b/plinth/modules/janus/__init__.py
@@ -6,7 +6,6 @@ FreedomBox app for janus.
 from django.urls import reverse_lazy
 from django.utils.translation import gettext_lazy as _
 
-from plinth import actions
 from plinth import app as app_module
 from plinth import frontpage, menu
 from plinth.daemon import Daemon
@@ -17,7 +16,7 @@ from plinth.modules.firewall.components import Firewall
 from plinth.package import Packages
 from plinth.utils import format_lazy
 
-from . import manifest
+from . import manifest, privileged
 
 _description = [
     _('Janus is a lightweight WebRTC server.'),
@@ -90,5 +89,5 @@ class JanusApp(app_module.App):
     def setup(self, old_version):
         """Install and configure the app."""
         super().setup(old_version)
-        actions.superuser_run('janus', ['setup'])
+        privileged.setup()
         self.enable()
diff --git a/plinth/modules/janus/privileged.py b/plinth/modules/janus/privileged.py
new file mode 100644
index 000000000..0ff50d556
--- /dev/null
+++ b/plinth/modules/janus/privileged.py
@@ -0,0 +1,25 @@
+# SPDX-License-Identifier: AGPL-3.0-or-later
+"""
+Configure Janus server.
+"""
+
+from plinth import action_utils
+from plinth.actions import privileged
+
+JANUS_CONF_PATH = '/etc/janus/janus.jcfg'
+
+
+@privileged
+def setup():
+    """Setup Janus server."""
+    with open(JANUS_CONF_PATH, 'r', encoding='utf-8') as config_file:
+        config_lines = config_file.readlines()
+
+    with open(JANUS_CONF_PATH, 'w', encoding='utf-8') as config_file:
+        for line in config_lines:
+            if '#rtp_port_range' in line:
+                config_file.write("\trtp_port_range = \"50176-51199\"\n")
+            else:
+                config_file.write(line)
+
+    action_utils.service_try_restart('janus')