diff --git a/setup.py b/setup.py
index d9a1220705..4bb26bccd1 100644
--- a/setup.py
+++ b/setup.py
@@ -543,7 +543,7 @@ def get_payload(self: ExecutionEngine, payload_id: PayloadId) -> ExecutionPayloa
     @classmethod
     def hardcoded_custom_type_dep_constants(cls) -> str:
         constants = {
-            'MAX_BYTES_PER_TRANSACTION': 'uint64(2**20)',
+            'MAX_BYTES_PER_TRANSACTION': 'uint64(2**30)',
         }
         return {**super().hardcoded_custom_type_dep_constants(), **constants}