diff --git a/web/js/app.js b/web/js/app.js
index 9df62a10..249fd89b 100644
--- a/web/js/app.js
+++ b/web/js/app.js
@@ -1042,12 +1042,12 @@ hover_menu = function() {
 function checkedAll(frmname) {
     if ($('.l-unit.selected:not(.header)').length > 0) {
         $('.l-unit:not(.header)').removeClass("selected");
-        $('.ch-toggle').attr("checked", false);
+        $('.ch-toggle').prop("checked", false);
         $('.toggle-all').removeClass('clicked-on');
     }
     else {
         $('.l-unit:not(.header)').addClass("selected");
-        $('.ch-toggle').attr("checked", true);
+        $('.ch-toggle').prop("checked", true);
         $('.toggle-all').addClass('clicked-on');
     }
 }