diff --git a/tests/test_issues_server.py b/tests/test_issues_server.py
index 4c0e6403327ac0753e0ef6eb41523ed6048325b3..ccf266eca36bf29e7ee010a39a80ac0160a74fb7 100644
--- a/tests/test_issues_server.py
+++ b/tests/test_issues_server.py
@@ -1273,7 +1273,8 @@ def test_143(num):
         db.execute_query(query, unique=True)
 
 
-@pytest.mark.parametrize("num", ["1 e+23", "- 5e22", "2e -323", "2E- 323", "5 E 22", "1 E+ 23", "+ 1"])
+@pytest.mark.parametrize("num", ["1 e+23", "- 5e22", "2e -323",
+                         "2E- 323", "5 E 22", "1 E+ 23", "+ 1"])
 def test_143_white_space(num):
     """https://gitlab.com/caosdb/caosdb-server/-/issues/144"""