diff --git a/jquery.pjax.falsandtru/jquery.pjax-tests.ts b/jquery.pjax.falsandtru/jquery.pjax-tests.ts
index fd8cbaecd..18eae623c 100644
--- a/jquery.pjax.falsandtru/jquery.pjax-tests.ts
+++ b/jquery.pjax.falsandtru/jquery.pjax-tests.ts
@@ -33,64 +33,3 @@ function test_pjax_event() {
         $('div.loading').fadeOut(500);
     });
 }
-
-function test_pjax_progressbar() {
-    $('body').append('<div class="loading" style="background:rgba(0,0,0,.2);display:none;position:fixed;bottom:0;left:0;z-index:9999;width:100%;height:5px;">\
-  <div style="background:#f77;position:absolute;top:0;left:0;width:0;height:3px;"></div>\
-</div>');
-    $.pjax({
-        area: 'div.pjax',
-        callbacks: {
-            before: function () {
-                $('div.loading').children().width('');
-                $('div.loading').fadeIn(0);
-            },
-            ajax: {
-                xhr: function () {
-                    var xhr = jQuery.ajaxSettings.xhr();
-
-                    $('div.loading').children().width('5%');
-                    if (xhr instanceof Object && 'onprogress' in xhr) {
-                        xhr.addEventListener('progress', function (event) {
-                            var percentage = event.total ? event.loaded / event.total : 0.4;
-                            percentage = percentage * 90 + 5;
-                            $('div.loading').children().width(percentage + '%');
-                        }, false);
-                        xhr.addEventListener('load', function (event) {
-                            $('div.loading').children().width('95%');
-                        }, false);
-                        xhr.addEventListener('error', function (event) {
-                            $('div.loading').children().css('background-color', '#00f');
-                        }, false);
-                    }
-                    return xhr;
-                }
-            },
-            update: {
-                content: {
-                    after: function () {
-                        $('div.loading').children().width('96.25%');
-                    }
-                },
-                css: {
-                    after: function () {
-                        $('div.loading').children().width('97.5%');
-                    }
-                },
-                script: {
-                    after: function () {
-                        $('div.loading').children().width('98.75%');
-                    }
-                },
-                render: {
-                    after: function () {
-                        $('div.loading').children().width('100%');
-                        $('div.loading').fadeOut(50);
-                    }
-                }
-            }
-        },
-        ajax: { timeout: 3000 },
-        wait: 1000
-    });
-}
\ No newline at end of file