diff --git a/src/docs/readme-updater-plugin.js b/src/docs/readme-updater-plugin.js
index cccdff0c9..03a4ed754 100644
--- a/src/docs/readme-updater-plugin.js
+++ b/src/docs/readme-updater-plugin.js
@@ -99,6 +99,7 @@ ${
 
         return ''
       })
+      .join('')
 }
 `.trim()