diff --git a/test/unit/app/tools/test_parameter_validation.py b/test/unit/app/tools/test_parameter_validation.py
index 23df864ae3e4..e143b4feed7c 100644
--- a/test/unit/app/tools/test_parameter_validation.py
+++ b/test/unit/app/tools/test_parameter_validation.py
@@ -217,11 +217,13 @@ def test_InRangeValidator(self):
         )
         p.validate(10)
         with self.assertRaisesRegex(
-            ValueError, r"Parameter blah: Value \('15'\) must not fulfill float\('10'\) < float\(value\) <= float\('20'\)"
+            ValueError,
+            r"Parameter blah: Value \('15'\) must not fulfill float\('10'\) < float\(value\) <= float\('20'\)",
         ):
             p.validate(15)
         with self.assertRaisesRegex(
-            ValueError, r"Parameter blah: Value \('20'\) must not fulfill float\('10'\) < float\(value\) <= float\('20'\)"
+            ValueError,
+            r"Parameter blah: Value \('20'\) must not fulfill float\('10'\) < float\(value\) <= float\('20'\)",
         ):
             p.validate(20)
         p.validate(21)