diff --git a/common.js b/common.js
index 270cb72..1d93d74 100644
--- a/common.js
+++ b/common.js
@@ -10,9 +10,10 @@ exports = module.exports = {
     verifyResponse: verifyResponse
 };
 
+var gNow = (new Date()).getTime().toString();
+
 function cloudronDomain(filename) {
-    var r = (Math.random() * 1000).toFixed();
-    return 't-' + path.basename(filename, '-test.js') + '-' + r + '.smartserver.io';
+    return 't-' + path.basename(filename, '-test.js') + '-' + gNow + '.smartserver.io';
 }
 
 function verifyResponse(res, errorMessage) {