diff --git a/src/ServiceManagement/HDInsight/Commands.HDInsight/Cmdlet/SetAzureHDInsightClusterSizeCmdlet.cs b/src/ServiceManagement/HDInsight/Commands.HDInsight/Cmdlet/SetAzureHDInsightClusterSizeCmdlet.cs
index 2c644c4da507..642dff835ac7 100644
--- a/src/ServiceManagement/HDInsight/Commands.HDInsight/Cmdlet/SetAzureHDInsightClusterSizeCmdlet.cs
+++ b/src/ServiceManagement/HDInsight/Commands.HDInsight/Cmdlet/SetAzureHDInsightClusterSizeCmdlet.cs
@@ -140,6 +140,7 @@ protected override void EndProcessing()
                     getCommand.CurrentSubscription = currentSubscription;
                     getCommand.Name = Name;
                     var getTask = getCommand.EndProcessing();
+                    this.WriteObject("This operation may take several minutes...");
                     while (!getTask.IsCompleted)
                     {
                         WriteDebugLog();