diff --git a/Makefile b/Makefile
index c1a7457..026c87e 100644
--- a/Makefile
+++ b/Makefile
@@ -11,7 +11,7 @@ sysconfdir = /etc
 sbindir = ${exec_prefix}/sbin
 bindir = ${exec_prefix}/bin
 datadir = ${prefix}/share
-unitdir = /lib/systemd/system
+unitdir = ${prefix}/lib/systemd/system
 libexecdir = ${prefix}/libexec
 mandir = ${prefix}/usr/share/man
 sysconfigdir= ${sysconfdir}/sysconfig