diff --git a/karton/core/backend.py b/karton/core/backend.py
index 11aa3fa..6117adf 100644
--- a/karton/core/backend.py
+++ b/karton/core/backend.py
@@ -449,9 +449,7 @@ def get_tasks(
             chunk_size,
         )
         return [
-            Task.unserialize(task_data, backend=self)
-            if parse_resources
-            else Task.unserialize(task_data, parse_resources=False)
+            Task.unserialize(task_data, parse_resources=parse_resources)
             for chunk in keys
             for task_data in self.redis.mget(chunk)
             if task_data is not None
@@ -465,9 +463,7 @@ def _iter_tasks(
     ) -> Iterator[Task]:
         for chunk in chunks_iter(task_keys, chunk_size):
             yield from (
-                Task.unserialize(task_data, backend=self)
-                if parse_resources
-                else Task.unserialize(task_data, parse_resources=False)
+                Task.unserialize(task_data, parse_resources=parse_resources)
                 for task_data in self.redis.mget(chunk)
                 if task_data is not None
             )
diff --git a/karton/core/task.py b/karton/core/task.py
index c8e2ddd..d0742e8 100644
--- a/karton/core/task.py
+++ b/karton/core/task.py
@@ -461,7 +461,7 @@ def unserialize_resources(value: Any) -> Any:
                 task_data = orjson.loads(data)
             except orjson.JSONDecodeError:
                 # fallback, in case orjson raises exception during loading
-                task_data = json.loads(data, object_hook=unserialize_resources)
+                task_data = json.loads(data)
 
         # Compatibility with Karton <5.2.0
         headers_persistent_fallback = task_data["payload_persistent"].get(