diff --git a/reference/configuration/security.rst b/reference/configuration/security.rst
index 17f7cc6e8e5..f1d8b39b082 100644
--- a/reference/configuration/security.rst
+++ b/reference/configuration/security.rst
@@ -124,7 +124,7 @@ Each part will be explained in the next section.
                     pattern: .*
                     # restrict the firewall to a specific host
                     host: admin\.example\.com
-                     # restrict the firewall to specific http methods
+                    # restrict the firewall to specific HTTP methods
                     methods: [GET, POST]
                     request_matcher: some.service.id
                     access_denied_url: /foo/error403