diff --git a/system/dkimpy-milter b/system/dkimpy-milter.in
similarity index 93%
rename from system/dkimpy-milter
rename to system/dkimpy-milter.in
index 5922c46..bce115a 100755
--- a/system/dkimpy-milter
+++ b/system/dkimpy-milter.in
@@ -18,11 +18,9 @@
 # Short-Description: dkimpy-milter
 # Description:       Python DKIM Milter for Sendmail and Postfix
 ### END INIT INFO
-prefix="/usr/local"
-exec_prefix=${prefix}
-sysconfdir="/etc/dkimpy-milter"
-bindir="${exec_prefix}/bin/"
-RUNDIR="/run/dkimpy-milter"
+sysconfdir="@SYSCONFDIR@"
+bindir="@BINDIR@"
+RUNDIR="@RUNSTATEDIR@"
 DAEMON=${bindir}/dkimpy-milter
 PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/bin:
 NAME=dkimpy-milter
@@ -118,7 +116,7 @@ case "$1" in
         echo "$NAME."
 	;;
   status)
-        status_of_proc -p /var/run/dkimpy-milter/dkimpy-milter.pid /usr/local/bin/dkimpy-milter dkimpy-milter
+        status_of_proc -p $RUNDIR/$NAME.pid $DAEMON dkimpy-milter
         ;;
 
   *)