--- a/contrib/dist/tor.service.in	2017-11-11 13:40:46.000000000 -0500
+++ b/contrib/dist/tor.service.in	2018-02-24 19:06:12.307506884 -0500
@@ -21,6 +21,9 @@
 LimitNOFILE=32768
 
 # Hardening
+Group=tor
+RuntimeDirectory=tor
+RuntimeDirectoryMode=0770
 PrivateTmp=yes
 PrivateDevices=yes
 ProtectHome=yes