diff --git a/docker/php-fpm/src/config.php b/docker/php-fpm/src/config.php
index 33d2cd5..8f22051 100644
--- a/docker/php-fpm/src/config.php
+++ b/docker/php-fpm/src/config.php
@@ -8,6 +8,8 @@ const LG_TITLE = 'Looking Glass';
const LG_LOGO = '
Company Looking Glass
';
// Define the URL where the logo points to;
const LG_LOGO_URL = 'https://github.com/hybula/lookingglass/';
+// Define content, this could be JS, CSS or meta tags;
+const LG_CUSTOM_HEAD = false;
// Define a custom CSS file which can be used to style the LG, set false to disable, else point to the CSS file;
const LG_CSS_OVERRIDES = false;