diff --git a/tests/test_cognitoidp/test_cognitoidp.py b/tests/test_cognitoidp/test_cognitoidp.py
index 98153feef..b879cc42a 100644
--- a/tests/test_cognitoidp/test_cognitoidp.py
+++ b/tests/test_cognitoidp/test_cognitoidp.py
@@ -326,7 +326,6 @@ def test_delete_identity_providers():
 def test_admin_create_user():
     conn = boto3.client("cognito-idp", "us-west-2")
 
-    username = str(uuid.uuid4())
     username = str(uuid.uuid4())
     value = str(uuid.uuid4())
     user_pool_id = conn.create_user_pool(PoolName=str(uuid.uuid4()))["UserPool"]["Id"]