diff --git a/lib/js/src/thrift.js b/lib/js/src/thrift.js
index c682605..123f526 100644
--- a/lib/js/src/thrift.js
+++ b/lib/js/src/thrift.js
@@ -284,10 +284,9 @@
 
 Thrift.TProtocolException = function TProtocolException(type, message) {
     Error.call(this);
-    if (Error.captureStackTrace) {
+    if (Error.captureStackTrace !== undefined) {
         Error.captureStackTrace(this, this.constructor);
     }
-
     this.name = this.constructor.name;
     this.type = type;
     this.message = message;