diff --git a/magpie/services.py b/magpie/services.py
index 6a23e892c..213dc4d37 100644
--- a/magpie/services.py
+++ b/magpie/services.py
@@ -82,6 +82,8 @@ def __acl__(self):
             cache_regions['acl'] = {'enabled': False}
         return self._get_acl_cached(self.service.resource_id, self.request.user)
 
+    # noinspection PyUnusedLocal
+    # parameters required to preserve caching of corresponding resource-id/user called
     @cache_region('acl')
     def _get_acl_cached(self, service_id, user):
         """Beaker will cache this method based on the service id and the user.
diff --git a/requirements.txt b/requirements.txt
index c00bc810f..acf46951f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,6 @@
 alembic==0.9.6
 bcrypt==3.1.6
+beaker
 colander
 cornice
 cornice_swagger>=0.7.0