From 1a31d66703f52f7e5235bea0939da5407dd3d36f Mon Sep 17 00:00:00 2001
From: jlwllmr <95916148+jlwllmr@users.noreply.github.com>
Date: Thu, 19 Sep 2024 18:37:27 +0100
Subject: [PATCH] Add Sepolia arithmetization note

---
 docs/developers/guides/run-a-node/index.mdx | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/docs/developers/guides/run-a-node/index.mdx b/docs/developers/guides/run-a-node/index.mdx
index 352f61a9b..27ba2398e 100644
--- a/docs/developers/guides/run-a-node/index.mdx
+++ b/docs/developers/guides/run-a-node/index.mdx
@@ -7,6 +7,16 @@ import DocCardList from "@theme/DocCardList";
 
 # Run a Linea node
 
+:::warning Reset Linea Sepolia nodes
+
+Linea's arithmetization will be updated as part of the Beta v1 release, which will be on 
+Linea Sepolia from September 23. 
+
+If you are running a Linea Sepolia node using the `advanced-testnet` profile, please reset your
+node(s) after September 23 to ensure they function correctly.
+
+:::
+
 There are no financial incentives for running a Linea node, but it does allow you to:
 
 - Call the Linea JSON RPC API methods and submit transactions to the mempool without relying on an