--- openflow-2013-07-12.h	2015-07-23 09:54:17.560479379 -0700
+++ openflow-2013-08-09.h	2015-07-23 09:54:17.564479379 -0700
@@ -2507,10 +2507,10 @@
 
 /* Body of reply to OFPMP_GROUP_FEATURES request. Group features. */
 struct ofp_group_features {
-    uint32_t  types;           /* Bitmap of OFPGT_* values supported. */
+    uint32_t  types;           /* Bitmap of (1 << OFPGT_*) values supported. */
     uint32_t  capabilities;    /* Bitmap of OFPGFC_* capability supported. */
     uint32_t  max_groups[4];   /* Maximum number of groups for each type. */
-    uint32_t  actions[4];      /* Bitmaps of OFPAT_* that are supported. */
+    uint32_t  actions[4];      /* Bitmaps of (1 << OFPAT_*) values supported. */
 };
 OFP_ASSERT(sizeof(struct ofp_group_features) == 40);
 
@@ -2557,7 +2557,7 @@
 /* Body of reply to OFPMP_METER_FEATURES request. Meter features. */
 struct ofp_meter_features {
     uint32_t    max_meter;    /* Maximum number of meters. */
-    uint32_t    band_types;   /* Bitmaps of OFPMBT_* values supported. */
+    uint32_t    band_types;   /* Bitmaps of (1 << OFPMBT_*) values supported. */
     uint32_t    capabilities; /* Bitmaps of "ofp_meter_flags". */
     uint8_t     max_bands;    /* Maximum bands per meters */
     uint8_t     max_color;    /* Maximum color value */