diff --git a/sys/modules/dtrace/dtaudit/Makefile b/sys/modules/dtrace/dtaudit/Makefile
index d44ee4763f59..aea5bd590ac6 100644
--- a/sys/modules/dtrace/dtaudit/Makefile
+++ b/sys/modules/dtrace/dtaudit/Makefile
@@ -1,6 +1,6 @@
 # $FreeBSD$
 
-SYSDIR?=	${.CURDIR}/../../..
+SYSDIR?=	${SRCTOP}/sys
 
 .PATH:		${SYSDIR}/security/audit