1 files changed, 1 insertions, 1 deletions
diff --git a/lib/abi.js b/lib/abi.js
index 2cff503d3..21607f140 100644
--- a/lib/abi.js
+++ b/lib/abi.js
@@ -46,7 +46,7 @@ var findMethodIndex = function (json, methodName) {
 };
 
 var padLeft = function (string, chars) {
-    return Array(chars - string.length + 1).join("0") + string;
+    return new Array(chars - string.length + 1).join("0") + string;
 };
 
 var setupInputTypes = function () {