diff --git a/openflow_input/bsn_set_tunnel_dst b/openflow_input/bsn_set_tunnel_dst
index 79e57b3..74757f6 100644
--- a/openflow_input/bsn_set_tunnel_dst
+++ b/openflow_input/bsn_set_tunnel_dst
@@ -29,9 +29,9 @@
 
 // BSN set tunnel destination IP action
 struct of_action_bsn_set_tunnel_dst {
-    uint16_t type;      // OF_ACTION_TYPE_EXPERIMENTER
+    uint16_t type == 65535;
     uint16_t len;
-    uint32_t experimenter;    // OF_EXPERIMENTER_ID_BSN 
-    uint32_t subtype;   // ACTION_BSN_SET_TUNNEL_DST
+    uint32_t experimenter == 0x5c16c7;
+    uint32_t subtype == 2;
     uint32_t dst; // tunnel destination IP
 };