--- generated/python-client/pcluster/api/client/api_client.py	2021-06-24 11:33:35.621306657 -0600
+++ resources/api_client.py	2021-06-24 11:37:17.789408006 -0600
@@ -37,6 +37,7 @@
     none_type,
     validate_and_convert_types
 )
+from pcluster_client.sigv4_auth import sigv4_auth
 
 
 class ApiClient(object):
@@ -633,6 +634,9 @@ class ApiClient(object):
                     headers, queries, resource_path, method, body, auth_setting)
             return

+        if 'aws.auth.sigv4' in auth_settings:
+            sigv4_auth(method, self.configuration.host, resource_path, queries, body, headers)
+
         for auth in auth_settings:
             auth_setting = self.configuration.auth_settings().get(auth)
             if auth_setting: