diff --git a/ryu/tests/packet_data/of15/libofproto-OFP15-group_mod.packet b/ryu/tests/packet_data/of15/libofproto-OFP15-group_mod.packet new file mode 100644 index 00000000..65761562 Binary files /dev/null and b/ryu/tests/packet_data/of15/libofproto-OFP15-group_mod.packet differ