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 19e709b3..c6674dce 100644
--- a/bitbylaw/steps/advoware_cal_sync/calendar_sync_event_step.py
+++ b/bitbylaw/steps/advoware_cal_sync/calendar_sync_event_step.py
@@ -555,7 +555,7 @@ async def handler(event, context):
                         elif row['source_system'] == 'advoware':
                             # Recreate in Google
                             try:
-                                new_event_id = await create_google_event(service, calendar_id, standardize_appointment_data(adv_map[frnr], 'advoware'))
+                                new_event_id = await create_google_event(service, calendar_id, standardize_appointment_data(adv_map[str(frnr)], 'advoware'))
                                 async with conn.transaction():
                                     await conn.execute("UPDATE calendar_sync SET google_event_id = $1, sync_status = 'synced', last_sync = $3 WHERE sync_id = $2;", new_event_id, row['sync_id'], datetime.datetime.now(BERLIN_TZ))
                                 logger.info(f"Phase 3: Recreated Google event {new_event_id} for sync_id {row['sync_id']}")