diff --git a/functional/test_aws_stack.py b/functional/test_aws_stack.py
index 678ce7e..9649a02 100644
--- a/functional/test_aws_stack.py
+++ b/functional/test_aws_stack.py
@@ -77,7 +77,7 @@
     def setUp(self):
         super(AwsStackTest, self).setUp()
         self.object_container_name = test.rand_name()
-        self.project_id = self.identity_client.auth_ref.project_id
+        self.project_id = self.identity_client.project_id
         self.swift_key = hashlib.sha224(
             str(random.getrandbits(256))).hexdigest()[:32]
         key_header = 'x-container-meta-temp-url-key'