diff --git a/src/routes/oauth2.js b/src/routes/oauth2.js
index a60ce96c3..a3e977ddd 100644
--- a/src/routes/oauth2.js
+++ b/src/routes/oauth2.js
@@ -422,9 +422,12 @@ var authorization = [
         if (type === clients.TYPE_ADMIN) {
             eventlog.add(eventlog.ACTION_USER_LOGIN, auditSource(req, 'admin'), { userId: req.oauth2.user.id });
             return next();
+        } else if (type === clients.TYPE_EXTERNAL) {
+            eventlog.add(eventlog.ACTION_USER_LOGIN, auditSource(req, 'external'), { userId: req.oauth2.user.id });
+            return next();
+        } else if (type === clients.TYPE_SIMPLE_AUTH) {
+            return sendError(req, res, 'Unknown OAuth client.');
         }
-        if (type === clients.TYPE_EXTERNAL) return next();
-        if (type === clients.TYPE_SIMPLE_AUTH) return sendError(req, res, 'Unknown OAuth client.');
 
         appdb.get(req.oauth2.client.appId, function (error, appObject) {
             if (error) return sendErrorPageOrRedirect(req, res, 'Invalid request. Unknown app for this client_id.');