diff --git a/requirements-test.txt b/requirements-test.txt
index efcdcc8..f4aa4ae 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -3,7 +3,7 @@ flake8==4.0.*
 isort==5.10.*
 mock==4.0.3
 mongomock==4.1.*
-moto[server]==5.0.9
+moto[server,sqs]==5.0.9
 mypy==1.0.1
 pytest==7.4.*
 pytest-cov==4.1.*
diff --git a/tests/conftest.py b/tests/conftest.py
index ebb612c..387c5c7 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -185,7 +185,13 @@ def aws_credentials() -> None:
 def aws_endpoint_urls(
     aws_credentials,
 ) -> Generator[Dict[str, str], None, None]:
-    sqs = subprocess.Popen(['moto_server', 'sqs', '-p', '4000'])
+    sqs = subprocess.Popen(
+        [
+            'moto_server',
+            '-p',
+            '4000',
+        ]
+    )
 
     endpoints = dict(
         sqs='http://127.0.0.1:4000/',
@@ -222,7 +228,11 @@ async def sqs_client():
     session = aiobotocore.session.get_session()
     async with session.create_client('sqs', 'us-east-1') as sqs:
         await sqs.create_queue(
-            QueueName='core.fifo', Attributes={'FifoQueue': 'true'}
+            QueueName='core.fifo',
+            Attributes={
+                'FifoQueue': 'true',
+                'ContentBasedDeduplication': 'true',
+            },
         )
         resp = await sqs.get_queue_url(QueueName='core.fifo')
         sqs.send_message = partial(sqs.send_message, QueueUrl=resp['QueueUrl'])
diff --git a/tests/tasks/test_sqs_tasks.py b/tests/tasks/test_sqs_tasks.py
index a6a780c..aae8d4d 100644
--- a/tests/tasks/test_sqs_tasks.py
+++ b/tests/tasks/test_sqs_tasks.py
@@ -288,7 +288,7 @@ async def my_task(data: Dict) -> None:
         max_retries=3,
     )(my_task)()
 
-    expected_calls = [call(test_message)] * 4
+    expected_calls = [call(test_message)] * 3
     async_mock_function.assert_has_calls(expected_calls)
     assert async_mock_function.call_count == len(expected_calls)
 
@@ -380,9 +380,9 @@ async def countdown_tester(data: Dict):
 async def test_concurrency_controller(
     sqs_client,
 ) -> None:
-    message_id = str(uuid.uuid4())
-    test_message = dict(id=message_id, name='fast-agave')
     for i in range(5):
+        message_id = str(uuid.uuid4())
+        test_message = dict(id=message_id, name='fast-agave')
         await sqs_client.send_message(
             MessageBody=json.dumps(test_message),
             MessageGroupId=message_id,
@@ -405,4 +405,4 @@ async def task_counter(data: Dict) -> None:
     )(task_counter)()
 
     running_tasks = [call[0] for call, _ in async_mock_function.call_args_list]
-    assert max(running_tasks) == 2
+    assert max(running_tasks) == 3