diff --git a/extensions/js/c3ext.js b/extensions/js/c3ext.js
index d8fa31d..1a8133a 100644
--- a/extensions/js/c3ext.js
+++ b/extensions/js/c3ext.js
@@ -1,4 +1,4 @@
-var c3ext = {};
+var c3ext = {};
 c3ext.generate = function (options) {
 
     if (options.zoom2 != null) {