diff --git a/robots.txt b/robots.txt
index 4d51b9d782f3..d754cc0ff3f0 100644
--- a/robots.txt
+++ b/robots.txt
@@ -14,7 +14,6 @@
 # http://www.robotstxt.org/robotstxt.html
 
 User-agent: *
-Crawl-delay: 10
 # JS/CSS
 Allow: /core/*.css$
 Allow: /core/*.js$