diff --git a/openflow_input/bsn_table_mod b/openflow_input/bsn_table_mod
index fe2dd73..cc5e723 100644
--- a/openflow_input/bsn_table_mod
+++ b/openflow_input/bsn_table_mod
@@ -31,7 +31,7 @@
 // for use inside components
 struct of_table_mod {
     uint8_t version;
-    uint8_t type;
+    uint8_t type == 22;
     uint16_t length;
     uint32_t xid;
     uint8_t table_id;