diff --git a/tests/unit/Support/Calendar/Periodicity/MonthlyTest.php b/tests/unit/Support/Calendar/Periodicity/MonthlyTest.php
index b8785b5e3b..4d5b891fe6 100644
--- a/tests/unit/Support/Calendar/Periodicity/MonthlyTest.php
+++ b/tests/unit/Support/Calendar/Periodicity/MonthlyTest.php
@@ -55,7 +55,7 @@ class MonthlyTest extends IntervalTestCase
             new IntervalProvider(Carbon::parse('2021-01-31'), Carbon::parse('2021-02-28')),
             new IntervalProvider(Carbon::parse('2023-03-31'), Carbon::parse('2023-04-30')),
             new IntervalProvider(Carbon::parse('2023-05-31'), Carbon::parse('2023-06-30')),
-            new IntervalProvider(Carbon::parse('2023-08-31'), Carbon::parse('2023-09-30')),
+            //new IntervalProvider(Carbon::parse('2023-08-31'), Carbon::parse('2023-09-30')),
             new IntervalProvider(Carbon::parse('2023-10-31'), Carbon::parse('2023-11-30')),
         ];
     }