diff --git a/share/man/man5/make.conf.5 b/share/man/man5/make.conf.5
--- a/share/man/man5/make.conf.5
+++ b/share/man/man5/make.conf.5
@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd June 14, 2021
+.Dd January 13, 2021
 .Dt MAKE.CONF 5
 .Os
 .Sh NAME
@@ -272,6 +272,9 @@
 .It Va MODULES_OVERRIDE
 .Pq Vt str
 Set to a list of modules to build instead of all of them.
+.It Va MODULES_EXCLUDE
+.Pq Vt str
+Set to a list of modules to exclude from the build.
 .It Va NO_KERNELCLEAN
 .Pq Vt bool
 Set this to skip running
diff --git a/share/mk/bsd.kmod.mk b/share/mk/bsd.kmod.mk
--- a/share/mk/bsd.kmod.mk
+++ b/share/mk/bsd.kmod.mk
@@ -1,4 +1,10 @@
 # $FreeBSD$
 
+.if defined(MODULES_EXCLUDE) && defined(KMOD) && ${MODULES_EXCLUDE:M${KMOD}}
+all:
+install:
+cleandir:
+.else
 .include <bsd.sysdir.mk>
 .include "${SYSDIR}/conf/kmod.mk"
+.endif