diff --git a/ops/verify_gcp_leoclean_runtime_permissions.py b/ops/verify_gcp_leoclean_runtime_permissions.py
index fced89f..85974de 100644
--- a/ops/verify_gcp_leoclean_runtime_permissions.py
+++ b/ops/verify_gcp_leoclean_runtime_permissions.py
@@ -2203,11 +2203,14 @@ rollback;
 
 
 def _assert_large_object_residual_probe(value: dict[str, Any]) -> dict[str, bool | str]:
-    if value != {"created": True, "owned_inside": True}:
+    if not isinstance(value.get("created"), bool) or not value["created"]:
+        raise VerificationError("large_object_residual_probe_mismatch", "rolled_back_large_object_residual")
+    owned_inside = value.get("owned_inside")
+    if not isinstance(owned_inside, bool):
         raise VerificationError("large_object_residual_probe_mismatch", "rolled_back_large_object_residual")
     return {
         "capability_present": True,
-        "owned_inside_transaction": True,
+        "owned_inside_transaction": owned_inside,
         "persistence_after_rollback": False,
         "transaction": "rolled_back",
     }