diff --git a/htaccess.txt b/htaccess.txt
index 5f74a5752e9d3427d575cf7d21326444a2e6e044..7bbc669c64dcb1f40bdaeb39c9d3ce48ccf752dd 100644
--- a/htaccess.txt
+++ b/htaccess.txt
@@ -8,9 +8,9 @@
   RewriteCond %{REQUEST_FILENAME} -d
   RewriteRule . - [L]
 
-  RewriteRule ^([a-zA-Z0-9]+)$ studs.php?poll=$1 [L]
+  RewriteRule ^([a-zA-Z0-9]{16})$ studs.php?poll=$1 [L]
   RewriteRule ^([a-zA-Z0-9]{16})/action/([a-zA-Z]+)/(.+)$ studs.php?poll=$1&$2=$3
   RewriteRule ^([a-zA-Z0-9]{16})/vote/([a-zA-Z0-9]{16})$ studs.php?poll=$1&vote=$2
   RewriteRule ^([a-zA-Z0-9]{24})/admin$ adminstuds.php?poll=$1
   RewriteRule ^([a-zA-Z0-9]{24})/admin/vote/([a-zA-Z0-9]{16})$ adminstuds.php?poll=$1&vote=$2
-</IfModule>
\ No newline at end of file
+</IfModule>