diff --git a/management/univention-web/conffiles/etc/apache2/conf-available/univention-web.conf b/management/univention-web/conffiles/etc/apache2/conf-available/univention-web.conf
index 841d186..a35be6e 100644
--- a/management/univention-web/conffiles/etc/apache2/conf-available/univention-web.conf
+++ b/management/univention-web/conffiles/etc/apache2/conf-available/univention-web.conf
@@ -3,11 +3,16 @@
RewriteEngine On
ExpiresActive On
+ # one month for images and fonts
ExpiresByType image/* A2592000
+ ExpiresByType application/font-woff A2592000
+ # zero time for json files
ExpiresByType application/json M0
+ # one week for CSS and HTML files
ExpiresByType text/css M604800
ExpiresByType text/html M604800
- ExpiresByType application/javascript M604800
+ # one day for JavaScript files
+ ExpiresByType application/javascript M86400