diff --git a/ryu/tests/unit/ofproto/json/of13/4-2-ofp_flow_mod.packet.json b/ryu/tests/unit/ofproto/json/of13/4-2-ofp_flow_mod.packet.json
index 3f3b0968..558affca 100644
--- a/ryu/tests/unit/ofproto/json/of13/4-2-ofp_flow_mod.packet.json
+++ b/ryu/tests/unit/ofproto/json/of13/4-2-ofp_flow_mod.packet.json
@@ -11,6 +11,17 @@
          {
             "OFPInstructionActions": {
                "actions": [
+                  {
+                     "OFPActionSetField": {
+                        "field": {
+                           "OXMTlv": {
+                              "field": "vlan_vid", 
+                              "mask": null, 
+                              "value": 258
+                           }
+                        }
+                     }
+                  }, 
                   {
                      "OFPActionOutput": {
                         "max_len": 65535,