diff --git a/src/judas_server/web/web_server.py b/src/judas_server/web/web_server.py
index 53c8f0b..c382928 100644
--- a/src/judas_server/web/web_server.py
+++ b/src/judas_server/web/web_server.py
@@ -28,6 +28,9 @@ class JudasWebServer:
         )
         self.app.secret_key = secret_key
 
+        self.app.config["WEB_SERVER"] = self
+        self.app.config["BACKEND"] = self.backend
+
         # hard-code password
         self.app.config["PASSWORD"] = "123"