diff --git a/apps/api/src/broker/sync.ts b/apps/api/src/broker/sync.ts
index 66e33a3..f4e6c15 100644
--- a/apps/api/src/broker/sync.ts
+++ b/apps/api/src/broker/sync.ts
@@ -106,6 +106,7 @@ export async function syncCalendar(
         calendarId: cal.id,
         uid,
         etag: obj.etag ?? null,
+        objectUrl: obj.url ?? null,
         rawVevent: obj.data as string,
         dtstartUtc: dtstartUtcValue,
         dtstartDate: dtstartDateValue,
@@ -115,6 +116,7 @@ export async function syncCalendar(
       .onDuplicateKeyUpdate({
         set: {
           etag: obj.etag ?? null,
+          objectUrl: obj.url ?? null,
           rawVevent: obj.data as string,
           dtstartUtc: dtstartUtcValue,
           dtstartDate: dtstartDateValue,