diff --git a/package.json b/package.json
index dbd716e..b221055 100644
--- a/package.json
+++ b/package.json
@@ -22,5 +22,14 @@
     "type":"git",
     "url": "https://github.com/dominictarr/through.git"
   },
-  "homepage": "http://github.com/dominictarr/through"
+  "homepage": "http://github.com/dominictarr/through",
+  "testling": {
+    "browsers": [
+      "ie/6..latest",
+      "ff/3.6..latest",
+      "chrome/4..latest",
+      "safari/5.1..latest"
+    ],
+    "files": "test/*.js"
+  }
 }