diff --git a/ryu/tests/packet_data/of10/1-2-ofp_flow_mod.packet b/ryu/tests/packet_data/of10/1-2-ofp_flow_mod.packet
index 11c4def9..881f4946 100644
Binary files a/ryu/tests/packet_data/of10/1-2-ofp_flow_mod.packet and b/ryu/tests/packet_data/of10/1-2-ofp_flow_mod.packet differ
diff --git a/ryu/tests/packet_data_generator/src/x1.erl b/ryu/tests/packet_data_generator/src/x1.erl
index ff5d4fb3..6935e021 100644
--- a/ryu/tests/packet_data_generator/src/x1.erl
+++ b/ryu/tests/packet_data_generator/src/x1.erl
@@ -49,7 +49,7 @@ x() ->
                     % XXX ryu and flower have different defaults for the
                     % followin fields.
                     in_port = 0,
-                    dl_src = <<(-1):6/unit:8>>
+                    dl_src = <<0:6/unit:8>>
                 },
             actions = [#ofp_action_output{port = 6,max_len = 65535}]},
         skip,