diff --git a/Makefile.inc1 b/Makefile.inc1
index c48c8cb0d2a7..c07cd5167cea 100644
--- a/Makefile.inc1
+++ b/Makefile.inc1
@@ -791,6 +791,11 @@ ITOOLS=	[ awk cap_mkdb cat chflags chmod chown \
 	rm sed services_mkdb sh sysctl test true uname wc ${_zoneinfo} \
 	${LOCAL_ITOOLS}
 
+# Needed for share/man
+.if ${MK_MAN} != "no"
+ITOOLS+=makewhatis
+.endif
+
 #
 # distributeworld
 #