diff -Naur iptsd-master/meson.build edited_iptsd/meson.build
--- iptsd-master/meson.build	2021-04-24 20:12:52.070042255 +0700
+++ edited_iptsd/meson.build	2021-04-24 20:08:27.490024110 +0700
@@ -101,8 +101,7 @@
 	configuration: conf
 )
 
-service_manager = get_option('service_manager')
-if service_manager.contains('systemd')
+if get_option('systemd')
 	systemd = dependency('systemd')
 	unitdir = systemd.get_pkgconfig_variable('systemdsystemunitdir')
 
@@ -116,9 +115,7 @@
 	)
 
 	install_data('etc/udev/50-ipts.rules', install_dir: rulesdir)
-endif
-
-if service_manager.contains('openrc')
+else
 	dependency('openrc')
 	openrcdir = join_paths(sysconfdir, 'init.d')
 
diff -Naur iptsd-master/meson_options.txt edited_iptsd/meson_options.txt
--- iptsd-master/meson_options.txt	2021-04-24 20:11:30.566703332 +0700
+++ edited_iptsd/meson_options.txt	2021-04-24 20:08:45.850025371 +0700
@@ -1,8 +1,3 @@
-option(
-	'service_manager',
-	type: 'array',
-	choices: ['systemd', 'openrc'],
-	value: ['systemd']
-)
+option('systemd', type: 'boolean', value: false)
 option('sample_config', type: 'boolean', value: true)
 option('debug_tool', type: 'boolean', value: true)