diff --git a/app/application/classification/execution.py b/app/application/classification/execution.py
index 3b6c42ae3..055a995f2 100644
--- a/app/application/classification/execution.py
+++ b/app/application/classification/execution.py
@@ -569,7 +569,7 @@ def _degraded_automatic_selection(
         return None
     if not str(selection.category_id or "").strip():
         return None
-    return selection.model_copy(deep=True)
+    return cast(ClassificationSelection, selection.model_copy(deep=True))
 
 
 def _enum_text(value: object) -> str: