diff --git a/gatsby-config.js b/gatsby-config.js
index d490d09..7886472 100644
--- a/gatsby-config.js
+++ b/gatsby-config.js
@@ -2,9 +2,9 @@ const buildId = [
   process.env.CI_COMMIT_REF_SLUG || 'prerelese',
   (process.env.CI_COMMIT_SHA || 'gitsha').slice(0, 7)
 ].join('-');
-const banner = (process.env.NODE_ENV === 'production')
+const banner = process.env.BANNER || (process.env.NODE_ENV === 'production'
   ? false
-  : (process.env.NODE_ENV || 'development');
+  : (process.env.NODE_ENV || 'development'));
 
 module.exports = {
   siteMetadata: {