--- openflow-2013-10-21-3.h	2015-07-23 09:54:18.112479401 -0700
+++ openflow-2015-01-28.h	2015-07-23 09:54:18.120479402 -0700
@@ -1978,7 +1978,7 @@
 /* OFPMBT_EXPERIMENTER band - Experimenter type.
  * The rest of the band is experimenter-defined. */
 struct ofp_meter_band_experimenter {
-    uint16_t        type;    /* One of OFPMBT_*. */
+    uint16_t        type;    /* OFPMBT_EXPERIMENTER. */
     uint16_t        len;     /* Length in bytes of this band. */
     uint32_t        rate;    /* Rate for this band. */
     uint32_t        burst_size;   /* Size of bursts. */