diff --git a/sys/modules/cxgbe/tom/Makefile b/sys/modules/cxgbe/tom/Makefile
index f20fef47d43..e64fb8a4ae1 100644
--- a/sys/modules/cxgbe/tom/Makefile
+++ b/sys/modules/cxgbe/tom/Makefile
@@ -10,6 +10,7 @@ SRCS=	bus_if.h
 SRCS+=	device_if.h
 SRCS+=	opt_inet.h
 SRCS+=	opt_inet6.h
+SRCS+=	opt_kern_tls.h
 SRCS+=	opt_ratelimit.h
 SRCS+=	pci_if.h
 SRCS+=	t4_connect.c