diff --git a/tests/VObject/Property/ICalendar/RecurTest.php b/tests/VObject/Property/ICalendar/RecurTest.php
index b2750f03b..0adf30215 100644
--- a/tests/VObject/Property/ICalendar/RecurTest.php
+++ b/tests/VObject/Property/ICalendar/RecurTest.php
@@ -4,6 +4,7 @@
 
 use PHPUnit\Framework\TestCase;
 use Sabre\VObject\Component\VCalendar;
+use Sabre\VObject\InvalidDataException;
 use Sabre\VObject\Node;
 use Sabre\VObject\Reader;
 
@@ -194,6 +195,16 @@ public function testValidateStripNoFreq(): void
         );
     }
 
+    public function testUnrepairableRRule(): void
+    {
+        $calendar = new VCalendar();
+        $property = $calendar->createProperty('RRULE', 'IAmNotARRule');
+
+        $this->expectException(InvalidDataException::class);
+
+        $property->validate(Node::REPAIR);
+    }
+
     public function testValidateInvalidByMonthRruleWithRepair(): void
     {
         $calendar = new VCalendar();