diff --git a/routers/api/v1/activitypub/create.go b/routers/api/v1/activitypub/create.go
index a76fb8b89a..e2bb2e4618 100644
--- a/routers/api/v1/activitypub/create.go
+++ b/routers/api/v1/activitypub/create.go
@@ -194,7 +194,7 @@ func createIssue(ctx context.Context, ticket *forgefed.Ticket) error {
 		return err
 	}
 	issue := &issues_model.Issue{
-		ID:       idx,
+		Index:    idx,
 		RepoID:   repo.ID,
 		Repo:     repo,
 		Title:    ticket.Summary.String(),