diff --git a/Makefile.inc1 b/Makefile.inc1
index abb3b1d71cd9..0f73d427f6be 100644
--- a/Makefile.inc1
+++ b/Makefile.inc1
@@ -807,7 +807,7 @@ __installcheck_UGID:
 _zoneinfo=	zic tzsetup
 .endif
 
-ITOOLS=	[ awk cap_mkdb cat chflags chmod chown \
+ITOOLS=	[ awk cap_mkdb cat chflags chmod chown cmp cp \
 	date echo egrep find grep id install ${_install-info} \
 	ln lockf make mkdir mtree mv pwd_mkdb \
 	rm sed services_mkdb sh strip sysctl test true uname wc ${_zoneinfo} \