diff --git a/buba/animations/icalevents.py b/buba/animations/icalevents.py
index a51f16f..955095a 100644
--- a/buba/animations/icalevents.py
+++ b/buba/animations/icalevents.py
@@ -22,12 +22,13 @@ class IcalEvents(BubaAnimation):
         return f"<{type(self).__name__}, {self.url}>"
 
     def update(self):
-        tz = timezone(os.getenv("TZ", "Europe/Berlin"))
-        events = icalevents.icalevents.events(self.url, tzinfo=tz, sort=True, end=datetime.now(tz) + timedelta(days=14))
-        for event in events:
-            event.start = event.start.astimezone(tz)
-        self.events = events
-        sleep(600)
+        while True:
+            tz = timezone(os.getenv("TZ", "Europe/Berlin"))
+            events = icalevents.icalevents.events(self.url, tzinfo=tz, sort=True, end=datetime.now(tz) + timedelta(days=14))
+            for event in events:
+                event.start = event.start.astimezone(tz)
+            self.events = events
+            sleep(600)
 
     def run(self):
         for (page, events) in enumerate(self.chunk(self.events, 3)):