diff --git a/src/judas_server/backend/handler/__init__.py b/src/judas_server/backend/handler/__init__.py
new file mode 100644
index 0000000..d133708
--- /dev/null
+++ b/src/judas_server/backend/handler/__init__.py
@@ -0,0 +1,4 @@
+from .base_handler import BaseHandler
+from .hello_handler import HelloHandler
+
+__all__ = ["BaseHandler", "HelloHandler"]