diff --git a/lib/nodezip.js b/lib/nodezip.js
index 562575f..1c2906c 100644
--- a/lib/nodezip.js
+++ b/lib/nodezip.js
@@ -1,7 +1,8 @@
 var fs = require('fs');
 var vm = require('vm');
 var loadVendor = function(js) {
-    vm.runInThisContext(fs.readFileSync(__dirname+'/../vendor/'+js), js);
+	var path = fs.realpathSync(__dirname+'/../vendor/'+js);
+    vm.runInThisContext(fs.readFileSync(path), path);
 }.bind(this);
 
 loadVendor('jszip/jszip.js');