--- krb5-kpropd.service.orig	2018-02-20 12:38:39.000000000 -0800
+++ krb5-kpropd.service	2018-02-20 12:39:19.000000000 -0800
@@ -2,7 +2,8 @@
 Description=Kerberos 5 propagation server
 
 [Service]
-ExecStart=/usr/bin/kpropd -S
+Type=forking
+ExecStart=/usr/bin/kpropd
 
 [Install]
 WantedBy=multi-user.target