diff --git a/plugin/nosearchindex/README.md b/plugin/nosearchindex/README.md
index 511132194a..d316aeee9a 100644
--- a/plugin/nosearchindex/README.md
+++ b/plugin/nosearchindex/README.md
@@ -1,4 +1,4 @@
 No search index
 ===
 
-This plugin allows administrators to hide the portal from search engines using the robots.txt file and adding a meta tag "noindex".
\ No newline at end of file
+This plugin allows administrators to hide the portal from search engines using the robots.txt file and adding a meta tag "noindex". It modifies the robots.txt file to add 'Disallow: /' and also adds ```<meta name="robots" content="noindex" />``` to the file app/home/header_extra_content.txt that correspond to the content of the variable "Extra content in header"