diff --git a/test_data/of13/flow_removed.data b/test_data/of13/flow_removed.data
index 69a9b7e..b6d73be 100644
--- a/test_data/of13/flow_removed.data
+++ b/test_data/of13/flow_removed.data
@@ -14,10 +14,10 @@
 00 00 00 00 00 00 00 02 # byte_count
 00 01 # match.type
 00 16 # match.length
-80 00 01 08 # match.oxm_list[0].type_len
+80 00 01 08 # match.oxm_list[0].type_len - IN_PORT
 00 00 00 04 # match.oxm_list[0].value
 00 00 00 05 # match.oxm_list[0].mask
-80 00 2A 02 # match.oxm_list[1].type_len
+80 00 2A 02 # match.oxm_list[1].type_len - ARP_OP
 00 01 # match.oxm_list[1].value
 00 00 # match.pad
 -- python
@@ -35,5 +35,5 @@
     byte_count=2,
     match=ofp.match(oxm_list=[
         ofp.oxm.in_port_masked(value=4, value_mask=5),
-        ofp.oxm.arp_op(value=1),
+        ofp.oxm.arp_op(value=1)
     ]))