diff --git a/dist/dashboard.appcache b/dist/dashboard.appcache
index 23a04beb..5338b787 100644
--- a/dist/dashboard.appcache
+++ b/dist/dashboard.appcache
@@ -1,5 +1,5 @@
 CACHE MANIFEST
-# Time: Mon Oct 26 2020 21:17:31 GMT+0000 (Greenwich Mean Time)
+# Time: Mon Oct 26 2020 22:02:56 GMT+0000 (Greenwich Mean Time)
 
 CACHE:
 i18n.js
diff --git a/nodes/ui_dropdown.html b/nodes/ui_dropdown.html
index 0a35d236..1a8bb946 100644
--- a/nodes/ui_dropdown.html
+++ b/nodes/ui_dropdown.html
@@ -36,6 +36,9 @@
         label: function() { return this.name || (~this.label.indexOf("{{") ? null : this.label) || 'dropdown'; },
         labelStyle: function() { return this.name?"node_label_italic":""; },
         oneditprepare: function() {
+            if (this.multiple === undefined) {
+                $("#node-input-multiple").prop('checked', false);;
+            }
             $("#node-input-size").elementSizer({
                 width: "#node-input-width",
                 height: "#node-input-height",
diff --git a/nodes/ui_dropdown.js b/nodes/ui_dropdown.js
index 0715d2ba..faaccf3d 100644
--- a/nodes/ui_dropdown.js
+++ b/nodes/ui_dropdown.js
@@ -4,7 +4,7 @@ module.exports = function(RED) {
     function DropdownNode(config) {
         RED.nodes.createNode(this, config);
         this.pt = config.passthru;
-        this.multiple = config.multiple;
+        this.multiple = config.multiple || false;
         this.state = [" "," "];
         var node = this;
         node.status({});