diff --git a/debian/templates/apache-shared-intranet.conf b/debian/templates/apache-shared-intranet.conf
index 1919288b12..0b8aa40179 100644
--- a/debian/templates/apache-shared-intranet.conf
+++ b/debian/templates/apache-shared-intranet.conf
@@ -14,6 +14,8 @@ ScriptAlias /search "/usr/share/koha/intranet/cgi-bin/catalogue/search.pl"
 # Protect dev package install
 RewriteEngine on
 RewriteRule ^/cgi-bin/koha/(C4|debian|docs|etc|installer/data|install_misc|Koha|misc|selenium|t|test|tmp|xt)/|\.PL$ /notfound [PT]
+# Do not allow hitting value_builder pages directly
+RewriteRule ^/cgi-bin/koha/cataloguing/value_builder/ /cgi-bin/koha/errors/403.pl [PT]
 
 RewriteRule ^/bib/([^\/]*)/?$ /cgi-bin/koha/catalogue/detail.pl?biblionumber=$1 [PT]
 RewriteRule ^/isbn/([^\/]*)/?$ /search?q=isbn:$1 [PT]