diff --git a/tests/test_issues_server.py b/tests/test_issues_server.py
index ccf266eca36bf29e7ee010a39a80ac0160a74fb7..7bb09729e58cef81093e008323e31071b9fccef9 100644
--- a/tests/test_issues_server.py
+++ b/tests/test_issues_server.py
@@ -1274,7 +1274,7 @@ def test_143(num):
 
 
 @pytest.mark.parametrize("num", ["1 e+23", "- 5e22", "2e -323",
-                         "2E- 323", "5 E 22", "1 E+ 23", "+ 1"])
+                                 "2E- 323", "5 E 22", "1 E+ 23", "+ 1"])
 def test_143_white_space(num):
     """https://gitlab.com/caosdb/caosdb-server/-/issues/144"""