diff --git a/src/routes/apps.js b/src/routes/apps.js
index 9fdb6315e..5fc167fce 100644
--- a/src/routes/apps.js
+++ b/src/routes/apps.js
@@ -248,7 +248,7 @@ function updateApp(req, res, next) {
     var data = req.body;
 
     if (!data.manifest || typeof data.manifest !== 'object') return next(new HttpError(400, 'manifest is required'));
-    if (('portBindings' in data) && typeof data.portBindings !== 'object') return next(new HttpError(400, 'portBindings must be an object'));
+    if ('portBindings' in data && typeof data.portBindings !== 'object') return next(new HttpError(400, 'portBindings must be an object'));
     if ('icon' in data && typeof data.icon !== 'string') return next(new HttpError(400, 'icon is not a string'));
     if ('force' in data && typeof data.force !== 'boolean') return next(new HttpError(400, 'force must be a boolean'));