diff --git a/plugins/redfish/meson.build b/plugins/redfish/meson.build
index 95606e478..491246358 100644
--- a/plugins/redfish/meson.build
+++ b/plugins/redfish/meson.build
@@ -44,6 +44,7 @@ shared_module('fu_plugin_redfish',
 
 install_data(['redfish.conf'],
   install_dir: join_paths(sysconfdir, 'fwupd'),
+  install_mode: 'rw-r-----',
 )
 
 if get_option('tests')