diff --git a/en_US.ISO8859-1/htdocs/robots.txt b/en_US.ISO8859-1/htdocs/robots.txt
index 63efad9189..4f9cdb0881 100644
--- a/en_US.ISO8859-1/htdocs/robots.txt
+++ b/en_US.ISO8859-1/htdocs/robots.txt
@@ -4,3 +4,4 @@ User-agent: *
 
 Disallow: /cgi/
 Disallow: /statistic
+Disallow: /sites/downloads.sourceforge.net/