From f1065faf9cd711fd6b2b03fd58b4b50fc201a4b8 Mon Sep 17 00:00:00 2001
From: terence tsao <terence@prysmaticlabs.com>
Date: Thu, 5 Sep 2019 06:54:20 -0700
Subject: [PATCH] Update sync_protocol.md

---
 specs/light_client/sync_protocol.md | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/specs/light_client/sync_protocol.md b/specs/light_client/sync_protocol.md
index 3425c0f54..18810d48d 100644
--- a/specs/light_client/sync_protocol.md
+++ b/specs/light_client/sync_protocol.md
@@ -61,10 +61,13 @@ class LightClientUpdate(container):
     committee_branch: Vector[Hash, PERSISTENT_COMMITTEE_ROOT_IN_BEACON_STATE_DEPTH + log_2(SHARD_COUNT)]
 ```
 
+## Helpers
+
 ### `LightClientMemory`
 
 ```python
 class LightClientMemory(object):
+    @dataclass
     shard: Shard  # Randomly initialized and retained forever
     header: BeaconBlockHeader  # Beacon header which is not expected to revert
     # Persistent committees corresponding to the beacon header
@@ -73,8 +76,6 @@ class LightClientMemory(object):
     next_committee: CompactCommittee
 ```
 
-## Helpers
-
 ### `get_persistent_committee_pubkeys_and_balances`
 
 ```python