diff --git a/docs/usage/configuration-options.md b/docs/usage/configuration-options.md
index 236305f98eb85d..29bcb6573b51db 100644
--- a/docs/usage/configuration-options.md
+++ b/docs/usage/configuration-options.md
@@ -10,7 +10,7 @@ This document describes all the configuration options you may configure in a Ren
 You can store your Renovate configuration file in one of the following locations:
 
 - `.github/renovate.json`
-- `.github/renovate.json5`
+- `.github/renovate.json5
 - `.gitlab/renovate.json`
 - `.gitlab/renovate.json5`
 - `.renovaterc.json`
@@ -662,7 +662,7 @@ By default, Renovate will use group names in Pull Request titles only when the P
 
 ## lockFileMaintenance
 
-This feature can be used to refresh lock files and keep them up-to-date. "Maintaining" a lock file means recreating it so that every dependency version within it is updated to the latest. Supported lock files are `package-lock.json`, `yarn.lock`, `composer.lock` and `poetry.lock`. Others may be added via feature request.
+This feature can be used to refresh lock files and keep them up-to-date. "Maintaining" a lock file means recreating it so that every dependency version within it is updated to the latest. Supported lock files are `package-lock.json`, `yarn.lock`, `composer.lock`, `Gemfile.lock` and `poetry.lock`. Others may be added via feature request.
 
 This feature is disabled by default. If you wish to enable this feature then you could add this to your configuration: