diff --git a/sites/+components/communities-json-ld.php b/sites/+components/communities-json-ld.php
index 54816f0..fa88c82 100644
--- a/sites/+components/communities-json-ld.php
+++ b/sites/+components/communities-json-ld.php
@@ -14,7 +14,6 @@
 		'name' => 'Session Communities List',
 		'@type' => 'WebSite',
 		'additionalType' => 'Collection',
-		'dateModified' => date('c',filemtime($ROOMS_FILE)),
 		'image' => "$SITE_CANONICAL_URL/favicon.svg",
 		'isAccessibleForFree' => true,
 		'maintainer' => array(