diff --git a/openflow_input/bsn_tlv b/openflow_input/bsn_tlv
index e17e32b..4113759 100644
--- a/openflow_input/bsn_tlv
+++ b/openflow_input/bsn_tlv
@@ -166,3 +166,9 @@
     uint16_t length;
     uint32_t value;
 };
+
+struct of_bsn_tlv_crc_enabled : of_bsn_tlv {
+    uint16_t type == 22;
+    uint16_t length;
+    uint8_t value;
+};