diff --git a/include/functions.php b/include/functions.php
index e926c0341..66e9c1376 100644
--- a/include/functions.php
+++ b/include/functions.php
@@ -1856,6 +1856,7 @@
 		$params["default_view_limit"] = (int) get_pref($link, "_DEFAULT_VIEW_LIMIT");
 		$params["default_view_order_by"] = get_pref($link, "_DEFAULT_VIEW_ORDER_BY");
 		$params["bw_limit"] = (int) $_SESSION["bw_limit"];
+		$params["label_base_index"] = (int) LABEL_BASE_INDEX;
 
 		$result = db_query($link, "SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
 			ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
diff --git a/js/functions.js b/js/functions.js
index fcf82a8ea..e93ca54e0 100644
--- a/js/functions.js
+++ b/js/functions.js
@@ -1339,6 +1339,8 @@ function backend_sanity_check_callback(transport) {
 				for (k in params) {
 					var v = params[k];
 					console.log("IP: " + k + " => " + v);
+
+					if (k == "label_base_index") _label_base_index = parseInt(v);
 				}
 			}