diff --git a/src/Event.php b/src/Event.php
index 200e246..5def1e0 100644
--- a/src/Event.php
+++ b/src/Event.php
@@ -248,12 +248,12 @@ protected function setDateProperty(string $name, CarbonInterface $date)
 
         if (in_array($name, ['start.date', 'end.date'])) {
             $eventDateTime->setDate($date->format('Y-m-d'));
-            $eventDateTime->setTimezone($date->getTimezone());
+            $eventDateTime->setTimezone((string) $date->getTimezone());
         }
 
         if (in_array($name, ['start.dateTime', 'end.dateTime'])) {
             $eventDateTime->setDateTime($date->format(DateTime::RFC3339));
-            $eventDateTime->setTimezone($date->getTimezone());
+            $eventDateTime->setTimezone((string) $date->getTimezone());
         }
 
         if (Str::startsWith($name, 'start')) {
diff --git a/tests/Integration/EventTest.php b/tests/Integration/EventTest.php
index 7708ee0..ab02648 100644
--- a/tests/Integration/EventTest.php
+++ b/tests/Integration/EventTest.php
@@ -166,4 +166,14 @@ public function it_can_create_an_event_based_on_a_text_string_statically()
 
         $event::quickCreate('Appointment at Somewhere on April 25 10am-10:25am');
     }
+
+    /** @test */
+    public function it_can_set_a_timezone_that_is_a_string()
+    {
+        $now = Carbon::now()->setTimezone('Indian/Reunion');
+
+        $this->event->endDateTime = $now;
+
+        $this->assertEquals((string) $now->getTimezone(), 'Indian/Reunion');
+    }
 }