diff --git a/layercake/layercake/dynamodb.py b/layercake/layercake/dynamodb.py
index 39d87b2..bca174e 100644
--- a/layercake/layercake/dynamodb.py
+++ b/layercake/layercake/dynamodb.py
@@ -589,7 +589,7 @@ class DynamoDBPersistenceLayer:
     def transact_get_items(self, transact_items: TransactItems) -> list[dict[str, Any]]:
         try:
             response = self.dynamodb_client.transact_get_items(
-                TransactItems=transact_items.items
+                TransactItems=transact_items.items  # type: ignore
             )
         except ClientError as err:
             logger.exception(err)
@@ -603,7 +603,7 @@ class DynamoDBPersistenceLayer:
     def transact_write_items(self, transact_items: TransactItems) -> bool:
         try:
             self.dynamodb_client.transact_write_items(
-                TransactItems=transact_items.items
+                TransactItems=transact_items.items  # type: ignore
             )
         except ClientError as err:
             logger.exception(err)