diff --git a/website/static/vendor/bootstrap/js/bootstrap.js b/website/static/vendor/bootstrap/js/bootstrap.js
index 399a50d1b..2b06a13b7 100644
--- a/website/static/vendor/bootstrap/js/bootstrap.js
+++ b/website/static/vendor/bootstrap/js/bootstrap.js
@@ -2263,7 +2263,7 @@ function sanitizeInput(input) {
     var Affix = function (element, options) {
         this.options = $.extend({}, Affix.DEFAULTS, options)
 
-        this.$target = $(this.options.target)
+        this.$target = $(sanitizeSelector(this.options.target))
             .on('scroll.bs.affix.data-api', $.proxy(this.checkPosition, this))
             .on('click.bs.affix.data-api', $.proxy(this.checkPositionWithEventLoop, this))