From 664aa5e8bf809b44425c8b6bacd0f61e8255e73c Mon Sep 17 00:00:00 2001
From: Stefan Bratanov <stefan.bratanov@yahoo.com>
Date: Mon, 10 Jul 2023 18:29:40 +0100
Subject: [PATCH] Add missing builder option (#466)

---------

Co-authored-by: Alexandra Tran Carrillo <12214231+alexandratran@users.noreply.github.com>
---
 docs/reference/cli/index.md | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/docs/reference/cli/index.md b/docs/reference/cli/index.md
index 11919bc7a..3d36e0642 100644
--- a/docs/reference/cli/index.md
+++ b/docs/reference/cli/index.md
@@ -152,6 +152,38 @@ builder-endpoint: "http://127.0.0.1:18550"
 
 The address for an external [builder endpoint](../../how-to/configure/builder-network.md).
 
+### builder-set-user-agent-header
+
+<!--tabs-->
+
+# Syntax
+
+```bash
+--builder-set-user-agent-header[=<BOOLEAN>]
+```
+
+# Example
+
+```bash
+--builder-set-user-agent-header=true
+```
+
+# Environment variable
+
+```bash
+TEKU_BUILDER_SET_USER_AGENT_HEADER=true
+```
+
+# Configuration file
+
+```bash
+builder-set-user-agent-header: true
+```
+
+<!--/tabs-->
+
+Set the User-Agent header to `teku/v<version>` (for example, `teku/v23.4.0`) when making a builder bid request to help builders identify clients and versions. The default is `true`.
+
 ### config-file
 
 <!--tabs-->