diff --git a/openflow_input/bsn_tlv b/openflow_input/bsn_tlv
index 150c879..682fb26 100644
--- a/openflow_input/bsn_tlv
+++ b/openflow_input/bsn_tlv
@@ -500,3 +500,9 @@
     uint16_t type == 76;
     uint16_t length;
 };
+
+struct of_bsn_tlv_vlan_vid_mask : of_bsn_tlv {
+    uint16_t type == 77;
+    uint16_t length;
+    uint16_t value;
+};