From 0f8746dac2442086cc4355a00c80c93178383141 Mon Sep 17 00:00:00 2001
From: Derrick Hammer <derrick@derrickhammer.com>
Date: Tue, 11 Jul 2023 03:43:12 -0400
Subject: [PATCH] fix: fix reference to isValidLightClientHeader

---
 src/util.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util.ts b/src/util.ts
index f7fc002..97349ff 100644
--- a/src/util.ts
+++ b/src/util.ts
@@ -80,7 +80,7 @@ export async function optimisticUpdateVerify(
       return { correct: false, reason: "insufficient signatures" };
     }
 
-    if (!this.isValidLightClientHeader(chainConfig, header)) {
+    if (!isValidLightClientHeader(chainConfig, header)) {
       return { correct: false, reason: "invalid header" };
     }