diff --git a/webui/src/main/js/files.js b/webui/src/main/js/files.js
index aec50538..c5068702 100644
--- a/webui/src/main/js/files.js
+++ b/webui/src/main/js/files.js
@@ -99,10 +99,11 @@ function refreshStatus() {
 }
 
 var treeRevision = -1
-var root = new Node("root",null,false, null, _t("Shared Files"), -1, null, false, false, -1)
+var root
 var nodesById = new Map()
 
 function initFiles() {
+	root = new Node("root",null,false, null, _t("Shared Files"), -1, null, false, false, -1)
 	setInterval(refreshStatus, 3000)
 	setTimeout(refreshStatus, 1)