diff --git a/block/qapi.c b/block/qapi.c
index a5ac312..a738148 100644
--- a/block/qapi.c
+++ b/block/qapi.c
@@ -93,6 +93,9 @@
 
         info->has_iops_size = cfg.op_size;
         info->iops_size = cfg.op_size;
+
+        info->has_group = true;
+        info->group = g_strdup(throttle_group_get_name(bs));
     }
 
     info->write_threshold = bdrv_write_threshold_get(bs);
diff --git a/hmp.c b/hmp.c
index eb5ef61..8fac44a 100644
--- a/hmp.c
+++ b/hmp.c
@@ -399,7 +399,8 @@
                         " iops_max=%" PRId64
                         " iops_rd_max=%" PRId64
                         " iops_wr_max=%" PRId64
-                        " iops_size=%" PRId64 "\n",
+                        " iops_size=%" PRId64
+                        " group=%s\n",
                         inserted->bps,
                         inserted->bps_rd,
                         inserted->bps_wr,
@@ -412,7 +413,8 @@
                         inserted->iops_max,
                         inserted->iops_rd_max,
                         inserted->iops_wr_max,
-                        inserted->iops_size);
+                        inserted->iops_size,
+                        inserted->group);
     }
 
     if (verbose) {
diff --git a/qapi/block-core.json b/qapi/block-core.json
index 3087154..afa9d3d 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -259,6 +259,8 @@
 #
 # @iops_size: #optional an I/O size in bytes (Since 1.7)
 #
+# @group: #optional throttle group name (Since 2.4)
+#
 # @cache: the cache mode used for the block device (since: 2.3)
 #
 # @write_threshold: configured write threshold for the device.
@@ -278,7 +280,7 @@
             '*bps_max': 'int', '*bps_rd_max': 'int',
             '*bps_wr_max': 'int', '*iops_max': 'int',
             '*iops_rd_max': 'int', '*iops_wr_max': 'int',
-            '*iops_size': 'int', 'cache': 'BlockdevCacheInfo',
+            '*iops_size': 'int', '*group': 'str', 'cache': 'BlockdevCacheInfo',
             'write_threshold': 'int' } }
 
 ##