diff --git a/lib/phantomscript.js b/lib/phantomscript.js
index 05cd881995..b552595d65 100644
--- a/lib/phantomscript.js
+++ b/lib/phantomscript.js
@@ -40,13 +40,12 @@ var options = {
       , png: system.args[2] === 'true' ? true : false
       , svg: system.args[3] === 'true' ? true : false
       , css: fs.read(system.args[4])
-      , sequenceConfig: system.args[5] !== 'null' ? JSON.parse(fs.read(system.args[5])) : '{}'
-      , ganttConfig: system.args[6] !== 'null' ? JSON.parse(fs.read(system.args[6])) : '{}'
+      , sequenceConfig: system.args[5] !== 'null' ? JSON.parse(fs.read(system.args[5])) : {}
+      , ganttConfig: system.args[6] !== 'null' ? JSON.parse(fs.read(system.args[6])) : {}
       , verbose: system.args[7] === 'true' ? true : false
       , width: width
     }
   , log = logger(options.verbose)
-
 options.sequenceConfig.useMaxWidth = false;
 
 page.content = [
@@ -212,7 +211,7 @@ function executeInPage(data) {
   var xmlSerializer = new XMLSerializer()
     , contents = data.contents
     , sequenceConfig = JSON.stringify(data.sequenceConfig)
-    , ganttConfig = data.ganttConfig
+    , ganttConfig = JSON.stringify(data.ganttConfig).replace(/"(function.*)}"/, "$1")
     , toRemove
     , el
     , elContent