diff --git a/lib/utils.js b/lib/utils.js
index b492330..0d0be9d 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -17,7 +17,7 @@ if(typeof events.EventEmitter.prototype.once !== 'function') {
 // uses comma separator so won't work for types like box that use
 // a different array separator.
 function arrayString(val) {
-	var result = '{'
+	var result = '{';
 	for (var i = 0 ; i < val.length; i++) {
 		if (i > 0)
 			result = result + ',';
@@ -31,7 +31,7 @@ function arrayString(val) {
 			result = result + arrayString(val[i]);
 		}
 		else
-			result = result + 
+			result = result +
 			(val[i] === null ? 'NULL' : JSON.stringify(val[i]));
 	}
 	result = result + '}';
@@ -50,7 +50,7 @@ var prepareValue = function(val) {
     return null;
   }
   if (Array.isArray(val)) {
-	  return arrayString(val);
+    return arrayString(val);
   }
   return val === null ? null : val.toString();
 };