diff --git a/test/typical-form-tests.html b/test/typical-form-tests.html
index 50a29e6..6b97b77 100644
--- a/test/typical-form-tests.html
+++ b/test/typical-form-tests.html
@@ -245,9 +245,6 @@
         });
 
         it('encodes the form fields and includes them in the payload - empty file input', function (done) {
-            var safari7 = window.navigator.userAgent.indexOf('Mac OS X 10_9') > 0 &&
-                            window.navigator.userAgent.indexOf('Version/7.') > 0 &&
-                            window.navigator.userAgent.indexOf('Safari') > 0;
             createForm({method: 'POST', enctype: 'multipart/form-data'}, function () {
                 ajaxForm.submit();
 
@@ -263,7 +260,7 @@
                     'select2_series': 'bar',
                     select3: 'fizz',
                     ce1name: 'ce1value',
-                    files: safari7 ? {size: 0, type:'application/octet-stream'} : {}
+                    files: {}
                 }));
                 done();
             });
diff --git a/wct.conf.js b/wct.conf.js
index c4e4149..8219872 100644
--- a/wct.conf.js
+++ b/wct.conf.js
@@ -40,12 +40,12 @@ module.exports = {
                         "platform":    "Windows 8.1",
                         "version":     ""
                     },
-                    {
-                        "browserName": "firefox",
-                        "platform":    "Linux",
-                        "version":     "beta"
-                    },
-
+                    //{
+                    //    "browserName": "firefox",
+                    //    "platform":    "Linux",
+                    //    "version":     "beta"
+                    //},
+                    //
                     //{
                     //    "browserName": "safari",
                     //    "platform":    "OS X 10.10",