diff --git a/misc/zoneminder.service.in b/misc/zoneminder.service.in
index d15c479c2..d1cfb36a0 100644
--- a/misc/zoneminder.service.in
+++ b/misc/zoneminder.service.in
@@ -12,7 +12,7 @@ Type=forking
 ExecStart=@BINDIR@/zmpkg.pl start
 ExecReload=@BINDIR@/zmpkg.pl restart
 ExecStop=@BINDIR@/zmpkg.pl stop
-PIDFile="@ZM_RUNDIR@/zm.pid"
+PIDFile=@ZM_RUNDIR@/zm.pid
 Environment=TZ=:/etc/localtime
 
 [Install]