diff --git a/bl-kernel/boot/init.php b/bl-kernel/boot/init.php
index 5387a382..06644836 100644
--- a/bl-kernel/boot/init.php
+++ b/bl-kernel/boot/init.php
@@ -206,6 +206,9 @@ define('AUTHOR_URI_FILTER', $url->filters('author'));
 // Archive URI filter
 define('ARCHIVE_URI_FILTER', $url->filters('archive'));
 
+// Post kind URI filter
+define('KIND_URI_FILTER', $url->filters('kind'));
+
 // Page URI filter
 define('PAGE_URI_FILTER', $url->filters('page'));
 
@@ -264,6 +267,7 @@ define('DOMAIN_CATEGORIES',		Text::addSlashes(DOMAIN_BASE . CATEGORY_URI_FILTER,
 define('DOMAIN_PAGES',			Text::addSlashes(DOMAIN_BASE . PAGE_URI_FILTER, false, true));
 define('DOMAIN_AUTHORS',		Text::addSlashes(DOMAIN_BASE . AUTHOR_URI_FILTER, false, true));
 define('DOMAIN_ARCHIVES',		Text::addSlashes(DOMAIN_BASE . ARCHIVE_URI_FILTER, false, true));
+define('DOMAIN_KINDS',			Text::addSlashes(DOMAIN_BASE . KIND_URI_FILTER, false, true));
 
 $ADMIN_CONTROLLER = '';
 $ADMIN_VIEW = '';