diff --git a/src/ResourceManager/AzureBackup/Commands.AzureBackup/Cmdlets/Container/RegisterAzureRMBackupContainer.cs b/src/ResourceManager/AzureBackup/Commands.AzureBackup/Cmdlets/Container/RegisterAzureRMBackupContainer.cs
index aac86a2f5ebd..58f9b5e80f11 100644
--- a/src/ResourceManager/AzureBackup/Commands.AzureBackup/Cmdlets/Container/RegisterAzureRMBackupContainer.cs
+++ b/src/ResourceManager/AzureBackup/Commands.AzureBackup/Cmdlets/Container/RegisterAzureRMBackupContainer.cs
@@ -33,7 +33,7 @@ namespace Microsoft.Azure.Commands.AzureBackup.Cmdlets
     /// <summary>
     /// Get list of containers
     /// </summary>
-    [Cmdlet(VerbsLifecycle.Register, "AzureRMBackupContainer", DefaultParameterSetName = V1VMParameterSet), OutputType(typeof(AzureRMBackupJob))]
+    [Cmdlet(VerbsLifecycle.Register, "AzureRMBackupContainer"), OutputType(typeof(AzureRMBackupJob))]
     public class RegisterAzureRMBackupContainer : AzureBackupVaultCmdletBase
     {
         internal const string V1VMParameterSet = "V1VM";