diff --git a/cubicweb_s3storage/testing.py b/cubicweb_s3storage/testing.py
index d634ad066206e537a9b305681718c40b0c41facc_Y3ViaWN3ZWJfczNzdG9yYWdlL3Rlc3RpbmcucHk=..06bd6a68c09dcdedd92a583f840683d05cf7efb8_Y3ViaWN3ZWJfczNzdG9yYWdlL3Rlc3RpbmcucHk= 100644
--- a/cubicweb_s3storage/testing.py
+++ b/cubicweb_s3storage/testing.py
@@ -1,9 +1,9 @@
 import boto3
 from unittest.mock import patch
-from moto import mock_s3
+from moto import mock_aws
 
 
 class S3StorageTestMixin:
     s3_bucket = "test-bucket"
 
     def setUp(self):
@@ -4,10 +4,10 @@
 
 
 class S3StorageTestMixin:
     s3_bucket = "test-bucket"
 
     def setUp(self):
-        s3_mock = mock_s3()
+        s3_mock = mock_aws()
         s3_mock.start()
         resource = boto3.resource("s3", region_name="us-east-1")
         self.s3_bucket = resource.create_bucket(Bucket=self.s3_bucket)