diff --git a/php/servers/servers-rooms.php b/php/servers/servers-rooms.php
index b1b2713..788ef59 100644
--- a/php/servers/servers-rooms.php
+++ b/php/servers/servers-rooms.php
@@ -428,9 +428,6 @@
 		 */
 		public function add_tags(array $tags) {
 			foreach ($tags as $tag) {
-				if (str_contains($this->token, "mathnodes")) {
-					log_debug("new tag: '$tag'");
-				}
 				if (strlen(trim($tag)) == 0) continue;
 				if ($this->parse_language_tag($tag)) continue;
 				$this->string_tags[] = $tag;