diff --git a/webui.dev/js/marshaller.js b/webui.dev/js/marshaller.js
index b695650..e8a0673 100644
--- a/webui.dev/js/marshaller.js
+++ b/webui.dev/js/marshaller.js
@@ -238,7 +238,7 @@ export function refreshDiagnostics () {
 }
 
 function getSystemTitle (title) {
-  return title.replace(' ', '')
+  return title.replaceAll(' ', '')
 }
 
 function marshalSingleDashboard (dashboard, nav) {