diff --git a/lib/cloudcmd.js b/lib/cloudcmd.js
index ad4f6fd0..952a44e8 100644
--- a/lib/cloudcmd.js
+++ b/lib/cloudcmd.js
@@ -44,7 +44,7 @@
         else
             result = prefix;
         
-        return result;
+        return result || '';
     }
     
     module.exports = function(params) {