diff --git a/regenwolken/__init__.py b/regenwolken/__init__.py
index cc803b9..ba468f5 100644
--- a/regenwolken/__init__.py
+++ b/regenwolken/__init__.py
@@ -35,7 +35,7 @@ def __init__(self):
 
         flask.Flask.__init__(self, __name__)
         self.config.from_object('regenwolken.utils.conf')
-        self.config.from_pyfile('../regenwolken.cfg', silent=True)
+        self.config.from_envvar('REGENWOLKEN_SETTINGS', silent=True)
 
         self.setup_routes()
         self.setup_mongodb()