diff --git a/htdocs/robots.txt b/htdocs/robots.txt
index 77470cb39f0..f2cc57a567b 100644
--- a/htdocs/robots.txt
+++ b/htdocs/robots.txt
@@ -1,2 +1,3 @@
 User-agent: *
-Disallow: /
\ No newline at end of file
+Disallow: /
+Allow: /comm/action/agendaexport.php
\ No newline at end of file