diff --git a/sys/modules/nfscommon/Makefile b/sys/modules/nfscommon/Makefile
index c83ea1251951..28d658db75fa 100644
--- a/sys/modules/nfscommon/Makefile
+++ b/sys/modules/nfscommon/Makefile
@@ -7,6 +7,7 @@ SRCS=	vnode_if.h \
 	nfs_commonkrpc.c \
 	nfs_commonport.c \
 	nfs_commonsubs.c \
+	opt_inet.h \
 	opt_inet6.h \
 	opt_kgssapi.h \
 	opt_nfs.h \