-systemctl_CPPFLAGS = $(AM_CPPFLAGS) $(DBUSGLIB_CFLAGS) $(VALA_CFLAGS)
-systemctl_LDADD = $(DBUSGLIB_LIBS)
+# We don't really link here against D-Bus, however we indirectly include D-Bus header files
+systemd_install_CFLAGS = $(AM_CFLAGS) $(DBUS_CFLAGS)