diff --git a/test/test_mqtt5_credentials.py b/test/test_mqtt5_credentials.py
index b902e2bbd..8a5d24b09 100644
--- a/test/test_mqtt5_credentials.py
+++ b/test/test_mqtt5_credentials.py
@@ -197,7 +197,6 @@ def test_mqtt5_ws_cred_static(self):
             input_role_secret_access_key,
             input_role_session_token
         )
-        credentials = auth.AwsCredentialsProvider.new_default_chain()
 
         def sign_function(transform_args, **kwargs):
             signing_config = auth.AwsSigningConfig(