diff --git a/werk24/models/v2/responses.py b/werk24/models/v2/responses.py
index 05ee8287..bff524d0 100644
--- a/werk24/models/v2/responses.py
+++ b/werk24/models/v2/responses.py
@@ -203,7 +203,7 @@ class ResponseRedaction(Response):
     ask_type: Literal[AskType.REDACTION] = AskType.REDACTION
 
     redaction_zones: list[RedactionZone] = Field(
-        ..., description="A list of redacted areas in the drawing."
+        default_factory=list, description="A list of redacted areas in the drawing."
     )