diff --git a/package/network/utils/umbim/files/lib/netifd/proto/mbim.sh b/package/network/utils/umbim/files/lib/netifd/proto/mbim.sh
index 3cc7412e6b..a777c9bd60 100755
--- a/package/network/utils/umbim/files/lib/netifd/proto/mbim.sh
+++ b/package/network/utils/umbim/files/lib/netifd/proto/mbim.sh
@@ -125,7 +125,6 @@ proto_mbim_setup() {
 	json_add_string name "${interface}_dhcpv6"
 	json_add_string ifname "@$interface"
 	json_add_string proto "dhcpv6"
-	json_close_object
 	ubus call network add_dynamic "$(json_dump)"
 }