diff --git a/bitbylaw/steps/advoware_cal_sync/calendar_sync_event_step.py b/bitbylaw/steps/advoware_cal_sync/calendar_sync_event_step.py
index db985ac8..aae071cb 100644
--- a/bitbylaw/steps/advoware_cal_sync/calendar_sync_event_step.py
+++ b/bitbylaw/steps/advoware_cal_sync/calendar_sync_event_step.py
@@ -167,9 +167,20 @@ async def ensure_google_calendar(service, employee_kuerzel, context=None):
     try:
         # Enforce rate limiting for calendar list fetch
         await enforce_global_rate_limit(context)
-        calendar_list = service.calendarList().list().execute()
+        
+        # Fetch all calendars with pagination
+        all_calendars = []
+        page_token = None
+        while True:
+            calendar_list = service.calendarList().list(pageToken=page_token, maxResults=250).execute()
+            calendars = calendar_list.get('items', [])
+            all_calendars.extend(calendars)
+            page_token = calendar_list.get('nextPageToken')
+            if not page_token:
+                break
+        
         calendar_id = None
-        for calendar in calendar_list.get('items', []):
+        for calendar in all_calendars:
             if calendar['summary'] == calendar_name:
                 calendar_id = calendar['id']
                 break