diff --git a/test/index2.html b/test/index2.html
index 7f33664c..aad2aebf 100644
--- a/test/index2.html
+++ b/test/index2.html
@@ -30,8 +30,8 @@
           //'minify2-min'
         ] :
         [
-          //'src2',
-          //'preprocess2',
+          'src2',
+          'preprocess2',
           //'minify2-min'
         ]
       ).forEach(function (phase) {
diff --git a/wct.conf.json b/wct.conf.json
index 820293ae..8c344d1f 100755
--- a/wct.conf.json
+++ b/wct.conf.json
@@ -26,6 +26,11 @@
           "browserName":  "safari",
           "platform":     "OS X 10.11",
           "version":      "10"
+        },
+        {
+          "browserName":  "internet explorer",
+          "platform":     "Windows 8.1",
+          "version":      "11"
         }
       ]
     },