diff --git Makefile.am Makefile.am
index 6135524..5efb6f6 100644
--- Makefile.am
+++ Makefile.am
@@ -136,15 +136,15 @@ noinst_PROGRAMS =
 if DBUS_POLICY
 dbus_datadir = @DBUS_DATADIR@/dbus-1/system.d
 dist_dbus_data_DATA =
+
+dbus_busdir = @DBUS_BUSDIR@
+dbus_bus_DATA =
 endif
 
 if SYSTEMD_SERVICE
 systemd_unitdir = @SYSTEMD_UNITDIR@
 systemd_unit_DATA =
 
-dbus_busdir = @DBUS_BUSDIR@
-dbus_bus_DATA =
-
 systemd_modloaddir = @SYSTEMD_MODLOADDIR@
 systemd_modload_DATA = src/pkcs8.conf
 endif
@@ -218,13 +218,13 @@ endif
 
 if DBUS_POLICY
 dist_dbus_data_DATA += src/iwd-dbus.conf
+dbus_bus_DATA += src/net.connman.iwd.service
 endif
 
 if SYSTEMD_SERVICE
 src_iwd_DEPENDENCIES += src/iwd.service
 
 systemd_unit_DATA += src/iwd.service
-dbus_bus_DATA += src/net.connman.iwd.service
 endif
 endif
 
@@ -277,13 +277,13 @@ wired_ead_DEPENDENCIES = $(ell_dependencies)
 
 if DBUS_POLICY
 dist_dbus_data_DATA += wired/ead-dbus.conf
+dbus_bus_DATA += wired/net.connman.ead.service
 endif
 
 if SYSTEMD_SERVICE
 wired_ead_DEPENDENCIES += wired/ead.service
 
 systemd_unit_DATA += wired/ead.service
-dbus_bus_DATA += wired/net.connman.ead.service
 endif
 endif
 
diff --git configure.ac configure.ac
index ec0619e..13d6de4 100644
--- configure.ac
+++ configure.ac
@@ -188,7 +188,7 @@ AM_CONDITIONAL(SYSTEMD_SERVICE, test "${enable_systemd_service}" != "no")
 AC_ARG_WITH([dbus-busdir], AC_HELP_STRING([--with-dbus-busdir=DIR],
 				[path to D-Bus bus services directory]),
 					[path_dbus_busdir=${withval}])
-if (test "${enable_systemd_service}" != "no" && test -z "${path_dbus_busdir}"); then
+if (test -z "${path_dbus_busdir}"); then
 	AC_MSG_CHECKING([D-Bus bus services directory])
 	path_dbus_busdir="`$PKG_CONFIG --variable=system_bus_services_dir dbus-1`"
 	if (test -z "${path_dbus_busdir}"); then