diff --git a/app/services/session.js b/app/services/session.js
index a13d98b..60c733c 100644
--- a/app/services/session.js
+++ b/app/services/session.js
@@ -54,7 +54,7 @@ class SessionService extends SiteService {
         req.session.loginReturnTo = req.url;
         await this.saveSession(req);
         this.log.info('redirecting to login', { returnTo: req.url });
-        res.redirect(options.loginUri);
+        return res.redirect(options.loginUri);
       }
       if (options.requireAdmin && (!req.user || !req.user.flags.isAdmin)) {
         return next(new SiteError(403, 'Administrator privileges are required'));