--- rc/trafficserver.service.in.orig	2013-03-16 14:11:06.317750280 -0700
+++ rc/trafficserver.service.in	2013-03-16 14:12:18.471699935 -0700
@@ -4,7 +4,7 @@
 
 [Service]
 Type=simple
-EnvironmentFile=-/etc/sysconfig/trafficserver
+EnvironmentFile=-/etc/conf.d/trafficserver
 PIDFile=@exp_runtimedir@/cop.pid
 ExecStart=@exp_bindir@/traffic_cop $TC_DAEMON_ARGS
 ExecReload=@exp_bindir@/traffic_line -x