diff --git a/docs/usage/self-hosted-experimental.md b/docs/usage/self-hosted-experimental.md
index 3b0cfb6d780d30a902497321f1647659596da83b..c172bdac0aaf1837bf10684de8944b2ae345bb44 100644
--- a/docs/usage/self-hosted-experimental.md
+++ b/docs/usage/self-hosted-experimental.md
@@ -40,7 +40,7 @@ If set to any string, Renovate will use this as the `user-agent` it sends with H
 If set to any value, Renovate will use a "hard" `process.exit()` once all work is done, even if a sub-process is otherwise delaying Node.js from exiting.
 See <https://github.com/renovatebot/renovate/issues/8660> for background on why this was created.
 
-## RENOVATE_X_IGNORE_NODE_WARN
+## `RENOVATE_X_IGNORE_NODE_WARN`
 
 Suppress the default warning when a deprecated version of Node.js is used to run Renovate.