diff --git a/api/tests/unit_tests/core/workflow/nodes/http_request/test_http_request_executor.py b/api/tests/unit_tests/core/workflow/nodes/http_request/test_http_request_executor.py
index 9dde1761b1..d066fc1e33 100644
--- a/api/tests/unit_tests/core/workflow/nodes/http_request/test_http_request_executor.py
+++ b/api/tests/unit_tests/core/workflow/nodes/http_request/test_http_request_executor.py
@@ -248,7 +248,7 @@ def test_executor_with_form_data():
     assert executor.json is None
     # '__multipart_placeholder__' is expected when no file inputs exist,
     # to ensure the request is treated as multipart/form-data by the backend.
-    assert executor.files == [('__multipart_placeholder__', ('', b'', 'application/octet-stream'))]
+    assert executor.files == [("__multipart_placeholder__", ("", b"", "application/octet-stream"))]
     assert executor.content is None
 
     # Check that the form data is correctly loaded in executor.data