diff --git a/ssm b/ssm
index 21ade5d..77e187a 100755
--- a/ssm
+++ b/ssm
@@ -597,6 +597,7 @@ var service_pid \
 	service_cgroup_procs \
 	service_cgroup_path \
 	service_config_current \
+	service_tmpfiles \
 	cgroup_home \
 	failed_deps \
 	svc_pidfile \