diff --git a/files/templates/CHRISTMAS/default.html b/files/templates/CHRISTMAS/default.html
index 162e7cdefa..2525dd802d 100644
--- a/files/templates/CHRISTMAS/default.html
+++ b/files/templates/CHRISTMAS/default.html
@@ -350,7 +350,7 @@
 	<script>function formkey() {return '{{v.formkey}}';}</script>
 
 	<script>
-		var previousTheme = ['theme-iron','dark'];
+		var previousTheme = {{ u.theme }}.split(' ');
 		function changeTheme(theme) {
 			const body = document.body;
 			// if previous selection has a value, remove them from body tag