diff --git a/ryu/tests/packet_data/of14/5-22-ofp_port_mod.packet b/ryu/tests/packet_data/of14/5-22-ofp_port_mod.packet
index 9fb56651..2f733044 100644
Binary files a/ryu/tests/packet_data/of14/5-22-ofp_port_mod.packet and b/ryu/tests/packet_data/of14/5-22-ofp_port_mod.packet differ
diff --git a/ryu/tests/packet_data_generator/src/x5.erl b/ryu/tests/packet_data_generator/src/x5.erl
index 6918ba35..dbe9ee06 100644
--- a/ryu/tests/packet_data_generator/src/x5.erl
+++ b/ryu/tests/packet_data_generator/src/x5.erl
@@ -497,7 +497,19 @@ x() ->
                      freq_lmda = 1500,
                      fl_offset = 2000,
                      grid_span = 3000,
-                     tx_pwr = 300}]},
+                     tx_pwr = 300},
+                  #ofp_port_mod_prop_experimenter{
+                      experimenter = 101,
+                      exp_type = 0,
+                      data = <<>>},
+                  #ofp_port_mod_prop_experimenter{
+                      experimenter = 101,
+                      exp_type = 1,
+                      data = <<1:32>>},
+                  #ofp_port_mod_prop_experimenter{
+                      experimenter = 101,
+                      exp_type = 2,
+                      data = <<1:32,2:32>>}]},
         #ofp_table_mod{
             properties =
                  [#ofp_table_mod_prop_eviction{flags = []},
diff --git a/ryu/tests/unit/ofproto/json/of14/5-22-ofp_port_mod.packet.json b/ryu/tests/unit/ofproto/json/of14/5-22-ofp_port_mod.packet.json
index 1aa57127..4489d5e1 100644
--- a/ryu/tests/unit/ofproto/json/of14/5-22-ofp_port_mod.packet.json
+++ b/ryu/tests/unit/ofproto/json/of14/5-22-ofp_port_mod.packet.json
@@ -21,6 +21,33 @@
                   "grid_span": 3000, 
                   "tx_pwr": 300
               }
+           },
+           {
+              "OFPPortModPropExperimenter": {
+                  "length": 12, 
+                  "type": 65535, 
+                  "exp_type": 0, 
+                  "experimenter": 101, 
+                  "data": []
+              }
+           }, 
+           {
+              "OFPPortModPropExperimenter": {
+                  "length": 16, 
+                  "type": 65535, 
+                  "exp_type": 1, 
+                  "experimenter": 101, 
+                  "data": [1]
+              }
+           }, 
+           {
+              "OFPPortModPropExperimenter": {
+                  "length": 20, 
+                  "type": 65535, 
+                  "exp_type": 2, 
+                  "experimenter": 101, 
+                  "data": [1, 2]
+              }
           }
       ], 
       "port_no": 1