Index: sys/conf/kern.post.mk
===================================================================
--- sys/conf/kern.post.mk	(revision 241518)
+++ sys/conf/kern.post.mk	(working copy)
@@ -56,6 +56,7 @@
 # Keep the related ports builds in the obj directory so that they are only rebuilt once per kernel build
 WRKDIRPREFIX?=	${MAKEOBJDIRPREFIX}${SRC_BASE}/sys/${KERNCONF}
 PORTSMODULESENV=\
+	INSTALL=install \
 	PATH=${PATH}:${LOCALBASE}/bin:${LOCALBASE}/sbin \
 	SRC_BASE=${SRC_BASE} \
 	OSVERSION=${OSRELDATE} \