diff --git a/config/user_config.json b/config/user_config.json
index 78d0fb30..729815e3 100644
--- a/config/user_config.json
+++ b/config/user_config.json
@@ -16,7 +16,7 @@
   "CONFIGURATIONS": [
     {
       "TYPE": "Provisioned",
-      "NODE_TYPE": "dc2.8xlarge",
+      "NODE_TYPE": "rg.xlarge",
       "NUMBER_OF_NODES": "2",
       "WLM_CONFIG_S3_PATH": "N/A"
     },
diff --git a/tools/NodeConfigCompare/README.md b/tools/NodeConfigCompare/README.md
index 5562a435..5620716a 100644
--- a/tools/NodeConfigCompare/README.md
+++ b/tools/NodeConfigCompare/README.md
@@ -69,7 +69,7 @@ You need to provide a configuration JSON file to use this solution. Below are th
 | AUTO\_PAUSE                                  | true,false                                                                             | Input true if you would like to automatically pause all Amazon Redshift provisioned clusters after completion of the step function                                                                                                                                                                                                                                                                                                                                        |
 | DATABASE\_NAME                               | N/A,Redshift database name                                                             | Specify the primary database name of your Redshift endpoint. If you’re using Workload Replicator, provide the database name for which you want to replay the workload. Amazon Redshift automatically creates a default database named dev, which may not be your primary database                                                                                                                                                                                         |
 | CONFIGURATIONS                               | JSON Array with parameters NODE\_TYPE, NUMBER\_OF\_NODES, WLM\_CONFIG\_S3\_PATH        | Input a JSON Array mentioning your Amazon Redshift provisioned cluster and/or Serverless workgroups configurations, for which you may like to perform this testing. Below are the parameters for this:                                                                                                                                                                                                                                                                                                                                                                                                                                                 
-| NODE\_TYPE                                   | ra3.xlplus, ra3.4xlarge, ra3.16xlarge, dc2.large, dc2.8xlarge, ds2.xlarge, ds2.8xlarge | Input Amazon Redshift provisioned cluster Node Type for which, you would like to run this testing. This is applicable only for provisioned cluster.                                                                                                                                                                                                                                                                                                                       |
+| NODE\_TYPE                                   | ra3.xlplus, ra3.4xlarge, ra3.16xlarge, dc2.large, dc2.8xlarge, rg.xlarge, rg.4xlarge, ds2.xlarge, ds2.8xlarge | Input Amazon Redshift provisioned cluster Node Type for which, you would like to run this testing. This is applicable only for provisioned cluster.                                                                                                                                                                                                                                                                                                                       |
 | NUMBER\_OF\_NODES                            | a number between 1 and 128                                                             | Input number of nodes for your Amazon Redshift provisioned cluster. This is applicable only for provisioned cluster.                                                                                                                                                                                                                                                                                                                                                      |
 | WLM\_CONFIG\_S3\_PATH                        | N/A,Amazon S3 URI                                                                      | If you may like to use custom workload management settings if different Amazon Redshift provisioned clusters, please provide the S3 URI for that. This is applicable only for provisioned cluster.                                                                                                                                                                                                                                                                        |
 | TYPE                                         | Provisioned, Serverless                                                                | Input Redshift datawarehouse type for which you would like to replay your workload                                                                                                                                                                                                                                                                                                                                                                                        |
diff --git a/tools/NodeConfigCompare/python_scripts/RedshiftConfigTestingLambda.py b/tools/NodeConfigCompare/python_scripts/RedshiftConfigTestingLambda.py
index cad8f6ac..aa2b57a0 100644
--- a/tools/NodeConfigCompare/python_scripts/RedshiftConfigTestingLambda.py
+++ b/tools/NodeConfigCompare/python_scripts/RedshiftConfigTestingLambda.py
@@ -527,6 +527,8 @@ def validate_user_config(user_config, client, current_account_id):
             "ds2.8xlarge",
             "dc2.large",
             "dc2.8xlarge",
+            "rg.xlarge",
+            "rg.4xlarge",
             "ra3.large",
             "ra3.xlplus",
             "ra3.4xlarge",
diff --git a/tools/NodeConfigCompare/python_scripts/RedshiftConfigTestingLambda.py.zip b/tools/NodeConfigCompare/python_scripts/RedshiftConfigTestingLambda.py.zip
index bc0f69c0..bff5e69c 100644
Binary files a/tools/NodeConfigCompare/python_scripts/RedshiftConfigTestingLambda.py.zip and b/tools/NodeConfigCompare/python_scripts/RedshiftConfigTestingLambda.py.zip differ