diff --git a/doc/bdev.md b/doc/bdev.md
index 568f7b6cc..71936be68 100644
--- a/doc/bdev.md
+++ b/doc/bdev.md
@@ -146,7 +146,7 @@ may cause problems in some use cases.
 
 Example command
 
-`rpc.py construct_crypto_bdev -b NVMe1n1 -c CryNvmeA -d crypto_aesni_mb -k 0123456789123456`
+`rpc.py construct_crypto_bdev NVMe1n1 CryNvmeA crypto_aesni_mb 0123456789123456`
 
 This command will create a crypto vbdev called 'CryNvmeA' on top of the NVMe bdev
 'NVMe1n1' and will use the DPDK software driver 'crypto_aesni_mb' and the key
diff --git a/scripts/rpc.py b/scripts/rpc.py
index c36cb199c..557476305 100755
--- a/scripts/rpc.py
+++ b/scripts/rpc.py
@@ -169,10 +169,10 @@ if __name__ == "__main__":
                                                   key=args.key))
     p = subparsers.add_parser('construct_crypto_bdev',
                               help='Add a crypto vbdev')
-    p.add_argument('-b', '--base_bdev_name', help="Name of the base bdev")
-    p.add_argument('-c', '--name', help="Name of the crypto vbdev")
-    p.add_argument('-d', '--crypto_pmd', help="Name of the crypto device driver")
-    p.add_argument('-k', '--key', help="Key")
+    p.add_argument('base_bdev_name', help="Name of the base bdev")
+    p.add_argument('name', help="Name of the crypto vbdev")
+    p.add_argument('crypto_pmd', help="Name of the crypto device driver")
+    p.add_argument('key', help="Key")
     p.set_defaults(func=construct_crypto_bdev)
 
     def delete_crypto_bdev(args):
diff --git a/test/json_config/json_config.sh b/test/json_config/json_config.sh
index 2a34ea100..907d3af9e 100755
--- a/test/json_config/json_config.sh
+++ b/test/json_config/json_config.sh
@@ -222,7 +222,7 @@ function create_bdev_subsystem_config() {
 			local crypto_dirver=crypto_qat
 		fi
 
-		tgt_rpc construct_crypto_bdev -b MallocForCryptoBdev -c CryptoMallocBdev -d $crypto_dirver -k 0123456789123456
+		tgt_rpc construct_crypto_bdev MallocForCryptoBdev CryptoMallocBdev $crypto_dirver 0123456789123456
 		expected_notifications+=(
 			bdev_register:MallocForCryptoBdev
 			bdev_register:CryptoMallocBdev