diff --git a/robots.txt b/robots.txt
index 13cbeab..72d35d5 100644
--- a/robots.txt
+++ b/robots.txt
@@ -5,3 +5,4 @@ Disallow: /forum/index.php?action=profile;*
 Disallow: /forum/index.php?topic=*.from*
 Disallow: /forum/index.php?topic=*.msg*
 Disallow: /forum/index.php?board=*;filter=*
+Disallow: /forum/index.php?action=printpage;*