diff --git a/packages/node_modules/@node-red/nodes/core/common/21-debug.html b/packages/node_modules/@node-red/nodes/core/common/21-debug.html
index 7f9c621e4..8691dfbea 100644
--- a/packages/node_modules/@node-red/nodes/core/common/21-debug.html
+++ b/packages/node_modules/@node-red/nodes/core/common/21-debug.html
@@ -108,7 +108,7 @@
             toggle: "active",
             visible: function() { return this.tosidebar; },
             onclick: function() {
-                var label = this.name||"debug";
+                var label = RED.utils.sanitize(this.name||"debug");
                 var node = this;
                 activateAjaxCall(node, node.active, function(resp, textStatus, xhr) {
                     var historyEvent = {