diff --git a/README.md b/README.md
index 599cd7b..10b93fa 100644
--- a/README.md
+++ b/README.md
@@ -34,9 +34,10 @@ This scripts can also be **called into a cron job** directly
 ./x/blist-add-alldomain google.com          # block entire google.com domain
 ./x/blist-add-domainonly www.google.es      # block only the given domain/subdomain
 ./x/clear-rejected-urls                     # clear all rejected URLS
-./x/purge-by-lang fr                        # purge all URLs by the given language code
-./x/purge-by-lang de
-./x/purge-by-lang ru
+
+########## ALL lang codes: ar bg ca cz da de el en es eu fa fi fr ga gl hi hu hy id it ja lv nl no pt ro ru sv th tr
+./x/purge-by-lang fr                        # purge all URLs by the given language code (example: france)
+
 ./x/purge-by-regex amazon.com               # purges all URLs that contains the given string in the DOMAIN part of the URL
 ./x/terminate-all                           # terminate all crawling tasks right now! (starts different crawling jobs if Auto-Crawl is ON)
 ```