diff --git a/openquake/calculators/tests/classical_test.py b/openquake/calculators/tests/classical_test.py
index <HASH>..<HASH> 100644
--- a/openquake/calculators/tests/classical_test.py
+++ b/openquake/calculators/tests/classical_test.py
@@ -420,8 +420,8 @@ hazard_uhs-std.csv
             'hazard_curve-SA(0.1).csv', 'hazard_curve-SA(0.2).csv',
             'hazard_curve-SA(0.5).csv', 'hazard_curve-SA(1.0).csv',
             'hazard_curve-SA(2.0).csv', 'hazard_uhs.csv'], case_24.__file__)
-        # make sure rup/rrup_ is stored even this is a case where the
-        # gsims do not depend on rrup
+        # make sure rup/rrup_ is stored even if this is a case where the
+        # gsim does not depend on rrup
         self.assertEqual(len(self.calc.datastore['rup/rrup_']), 780)
 
     def test_case_25(self):  # negative depths
Improved comment [skip CI]