diff --git a/sys/modules/netgraph/bluetooth/Makefile b/sys/modules/netgraph/bluetooth/Makefile
index 2c7ae7a5813..098ac1adb77 100644
--- a/sys/modules/netgraph/bluetooth/Makefile
+++ b/sys/modules/netgraph/bluetooth/Makefile
@@ -7,8 +7,9 @@ SUBDIR=	\
 	l2cap	\
 	socket	\
 	bt3c	\
-	h4	\
 	ubt	\
 	ubtbcmfw
 
+# h4 is not MPSAFE. Disconnect for now.
+
 .include <bsd.subdir.mk>
diff --git a/sys/netgraph/bluetooth/drivers/h4/ng_h4.c b/sys/netgraph/bluetooth/drivers/h4/ng_h4.c
index cf26468ee0e..383978077d4 100644
--- a/sys/netgraph/bluetooth/drivers/h4/ng_h4.c
+++ b/sys/netgraph/bluetooth/drivers/h4/ng_h4.c
@@ -73,7 +73,7 @@
  *****************************************************************************
  *****************************************************************************/
 
-NET_NEEDS_GIANT("ng_h4");
+#error "NET_NEEDS_GIANT"
 
 /* MALLOC define */
 #ifndef NG_SEPARATE_MALLOC