From 80292f7957fe92d3d27f2d555241c98709eebe94 Mon Sep 17 00:00:00 2001
From: Danny Ryan <dannyjryan@gmail.com>
Date: Tue, 15 Mar 2022 13:14:40 -0600
Subject: [PATCH] Update specs/bellatrix/validator.md

Co-authored-by: Hsiao-Wei Wang <hsiaowei.eth@gmail.com>
---
 specs/bellatrix/validator.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/specs/bellatrix/validator.md b/specs/bellatrix/validator.md
index c392c8bdd..dc64d1c8e 100644
--- a/specs/bellatrix/validator.md
+++ b/specs/bellatrix/validator.md
@@ -149,6 +149,7 @@ def prepare_execution_payload(state: BeaconState,
     # Set safe and head block hashes to the same value
     return execution_engine.notify_forkchoice_updated(
         head_block_hash=parent_hash,
+        # TODO: Use `parent_hash` as a stub for now.
         safe_block_hash=parent_hash,
         finalized_block_hash=finalized_block_hash,
         payload_attributes=payload_attributes,