diff --git a/src/actinia_core/core/resource_data_container.py b/src/actinia_core/core/resource_data_container.py
index 67ee79248..e00172884 100644
--- a/src/actinia_core/core/resource_data_container.py
+++ b/src/actinia_core/core/resource_data_container.py
@@ -112,6 +112,7 @@ def __init__(
         self.orig_datetime = orig_datetime
         self.user_data = None
         self.storage_model = "file"
+        self.queue = None
 
     # def __str__(self):
     #    return str(self.__dict__)