diff --git a/openflow_input/bsn_tlv b/openflow_input/bsn_tlv
index 84caa49..150c879 100644
--- a/openflow_input/bsn_tlv
+++ b/openflow_input/bsn_tlv
@@ -483,16 +483,20 @@
 
 struct of_bsn_tlv_strip_vlan_on_egress : of_bsn_tlv {
     uint16_t type == 73;
+    uint16_t length;
 };
 
 struct of_bsn_tlv_set_loopback_mode: of_bsn_tlv {
     uint16_t type == 74;
+    uint16_t length;
 };
 
 struct of_bsn_tlv_strip_mpls_l2_on_ingress : of_bsn_tlv {
     uint16_t type == 75;
+    uint16_t length;
 };
 
 struct of_bsn_tlv_strip_mpls_l3_on_ingress : of_bsn_tlv {
     uint16_t type == 76;
+    uint16_t length;
 };