diff --git a/share/man/man5/make.conf.5 b/share/man/man5/make.conf.5
index 5a4f45fcaf6..99170e697fa 100644
--- a/share/man/man5/make.conf.5
+++ b/share/man/man5/make.conf.5
@@ -421,6 +421,13 @@ This code is patented in the USA and many European countries.
 It is
 .Em "YOUR RESPONSIBILITY"
 to determine if you can legally use IDEA.
+.It Va NO_DYNAMICROOT
+.Pq Vt bool
+Set this if you do not want to link
+.Pa /bin
+and
+.Pa /sbin
+dynamically.
 .It Va NO_KERBEROS
 .Pq Vt bool
 Set this if you do not want to build Kerberos 5 (KTH Heimdal).