diff --git a/indico_toolkit/types/workflow_object.py b/indico_toolkit/types/workflow_object.py
index bd4fa30..57e193d 100644
--- a/indico_toolkit/types/workflow_object.py
+++ b/indico_toolkit/types/workflow_object.py
@@ -126,7 +126,7 @@ def review_notes(self) -> int:
 
     @property
     def review_rejected(self) -> int:
-        return self.result["review_rejected"]
+        return self.result.get("review_rejected", False)
 
     @property
     def admin_review(self) -> bool:
diff --git a/tests/types/test_worflow_result.py b/tests/types/test_worflow_result.py
index fe9e8c8..252ff5a 100644
--- a/tests/types/test_worflow_result.py
+++ b/tests/types/test_worflow_result.py
@@ -48,3 +48,14 @@ def test_classification_predictions():
         "model_v1",
     )
     assert isinstance(wf_result.get_predictions, Classification)
+
+
+def test_review_rejected_defaults_false_when_missing():
+    wf_result = WorkflowResult(
+        {
+            "submission_id": 12,
+            "results": {"document": {"results": {"model_v1": {"pre_review": []}}}},
+        },
+        "model_v1",
+    )
+    assert wf_result.review_rejected is False