diff --git a/openpype/modules/deadline/plugins/publish/submit_publish_job.py b/openpype/modules/deadline/plugins/publish/submit_publish_job.py
index 782f85c9d2d..78ab935e428 100644
--- a/openpype/modules/deadline/plugins/publish/submit_publish_job.py
+++ b/openpype/modules/deadline/plugins/publish/submit_publish_job.py
@@ -466,7 +466,7 @@ def _create_instances_for_aov(self, instance_data, exp_files):
             if instance_data.get("multipartExr"):
                 preview = True
 
-            new_instance = copy(instance_data)
+            new_instance = deepcopy(instance_data)
             new_instance["subset"] = subset_name
             new_instance["subsetGroup"] = group_name
             if preview: