diff --git a/src/requirements.txt b/src/requirements.txt
index b5368cd..5264300 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -15,4 +15,4 @@ requests==2.32.3
 # Use the branch name of commons from github for testing new changes made in commons
 # Default is master branch specified in docker-compose.yml if not set
 # git+https://github.com/hubmapconsortium/commons.git@${COMMONS_BRANCH}#egg=hubmap-commons
-hubmap-commons==2.1.15
+hubmap-commons==2.1.18
diff --git a/src/uuid_worker.py b/src/uuid_worker.py
index 34e6d43..88e99de 100644
--- a/src/uuid_worker.py
+++ b/src/uuid_worker.py
@@ -336,13 +336,15 @@ def __init__(self, app_config=None):
                                         ,'aws_object_url_expiration_in_secs': app_config['AWS_OBJECT_URL_EXPIRATION_IN_SECS']
                                         ,'service_configured_obj_prefix': app_config['AWS_S3_OBJECT_PREFIX']}
             try:
-                self.theS3Worker = S3Worker(self.S3_settings_dict['aws_access_key_id']
-                                            ,self.S3_settings_dict['aws_secret_access_key']
-                                            ,self.S3_settings_dict['aws_s3_bucket_name']
-                                            ,self.S3_settings_dict['aws_object_url_expiration_in_secs'])
-                self.logger.info("theS3Worker initialized")
+                self.theS3Worker = S3Worker(ACCESS_KEY_ID=self.S3_settings_dict['aws_access_key_id']
+                                            , SECRET_ACCESS_KEY=self.S3_settings_dict['aws_secret_access_key']
+                                            , S3_BUCKET_NAME=self.S3_settings_dict['aws_s3_bucket_name']
+                                            , S3_OBJECT_URL_EXPIRATION_IN_SECS=self.S3_settings_dict['aws_object_url_expiration_in_secs']
+                                            , LARGE_RESPONSE_THRESHOLD=self.S3_settings_dict['large_response_threshold']
+                                            , SERVICE_S3_OBJ_PREFIX=self.S3_settings_dict['service_configured_obj_prefix'])
+                self.logger.info("self.theS3Worker initialized")
             except Exception as e:
-                self.logger.error(f"Error initializing theS3Worker - '{str(e)}'.", exc_info=True)
+                self.logger.error(f"Error initializing self.theS3Worker - '{str(e)}'.", exc_info=True)
                 raise Exception(f"Unexpected error: {str(e)}")
 
             if not clientId: