fixup! fix: Ensure group tasks are deeply deserialised

celery · Sep 16, 2020 · c40ca3e · c40ca3e
1 parent 63d7558
commit c40ca3e
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/celery/canvas.py b/celery/canvas.py
@@ -1028,7 +1028,9 @@ class group(Signature):
 
     @classmethod
     def from_dict(cls, d, app=None):
-        tasks = [maybe_signature(task) for task in d["kwargs"]["tasks"]]
+        tasks = [
+            maybe_signature(task, app=app) for task in d["kwargs"]["tasks"]
+        ]
         return _upgrade(
             d, group(tasks, app=app, **d['options']),
         )