--- openflow-2013-12-17-3.h	2015-07-23 09:54:17.848479391 -0700
+++ openflow-2013-12-17-4.h	2015-07-23 09:54:17.852479391 -0700
@@ -2800,7 +2800,8 @@
     uint32_t        meter_id;         /* Meter instance. */
     uint16_t        len;              /* Length in bytes of this stats. */
     uint8_t         pad[6];
-    uint32_t        flow_count;       /* Number of flows bound to meter. */
+    uint32_t        ref_count;        /* Number of flows or groups that
+                                         directly reference this meter. */
     uint64_t        packet_in_count;  /* Number of packets in input. */
     uint64_t        byte_in_count;    /* Number of bytes in input. */
     uint32_t   duration_sec;  /* Time meter has been alive in seconds. */