diff --git a/doc/jsonrpc.md b/doc/jsonrpc.md
index 4e6577623..951fe5e59 100644
--- a/doc/jsonrpc.md
+++ b/doc/jsonrpc.md
@@ -996,7 +996,7 @@ Array of names of newly created bdevs.
 
 Name                    | Optional | Type        | Description
 ----------------------- | -------- | ----------- | -----------
-name                    | Required | string      | Bdev name
+name                    | Required | string      | Name of the NVMe controller, prefix for each bdev name
 trtype                  | Required | string      | NVMe-oF target trtype: rdma or pcie
 traddr                  | Required | string      | NVMe-oF target address: ip or BDF
 adrfam                  | Optional | string      | NVMe-oF target adrfam: ipv4, ipv6, ib, fc, intra_host
diff --git a/scripts/rpc.py b/scripts/rpc.py
index eb8f41448..6fc7a7eda 100755
--- a/scripts/rpc.py
+++ b/scripts/rpc.py
@@ -278,8 +278,8 @@ if __name__ == "__main__":
                                                  subnqn=args.subnqn))
 
     p = subparsers.add_parser('construct_nvme_bdev',
-                              help='Add bdev with nvme backend')
-    p.add_argument('-b', '--name', help="Name of the bdev", required=True)
+                              help='Add bdevs with nvme backend')
+    p.add_argument('-b', '--name', help="Name of the NVMe controller, prefix for each bdev name", required=True)
     p.add_argument('-t', '--trtype',
                    help='NVMe-oF target trtype: e.g., rdma, pcie', required=True)
     p.add_argument('-a', '--traddr',
diff --git a/scripts/rpc/bdev.py b/scripts/rpc/bdev.py
index 6c7d0ecd3..b65b2d9ea 100644
--- a/scripts/rpc/bdev.py
+++ b/scripts/rpc/bdev.py
@@ -216,7 +216,7 @@ def set_bdev_nvme_hotplug(client, enable, period_us=None):
 
 
 def construct_nvme_bdev(client, name, trtype, traddr, adrfam=None, trsvcid=None, subnqn=None):
-    """Construct NVMe namespace block device.
+    """Construct NVMe namespace block devices.
 
     Args:
         name: bdev name prefix; "n" + namespace ID will be appended to create unique names
@@ -227,7 +227,7 @@ def construct_nvme_bdev(client, name, trtype, traddr, adrfam=None, trsvcid=None,
         subnqn: subsystem NQN to connect to (optional)
 
     Returns:
-        Name of created block device.
+        Names of created block devices.
     """
     params = {'name': name,
               'trtype': trtype,