diff --git a/ts/services/backups/import.ts b/ts/services/backups/import.ts
index be44353df0..1071687eec 100644
--- a/ts/services/backups/import.ts
+++ b/ts/services/backups/import.ts
@@ -1174,7 +1174,7 @@ export class BackupImportStream extends Writable {
       name,
       restrictions: fromCallLinkRestrictionsProto(restrictions),
       revoked: false,
-      expiration: expirationMs?.toNumber() || null,
+      expiration: getTimestampFromLong(expirationMs) || null,
       storageNeedsSync: false,
     };