diff --git a/src/core/gui.coffee b/src/core/gui.coffee
index 6a95cb9..b026494 100644
--- a/src/core/gui.coffee
+++ b/src/core/gui.coffee
@@ -166,7 +166,8 @@ self.OS.GUI =
#load css file
css = "#{path}/main.css"
css.asFileHandler().onready (d) ->
- el = $ '', { rel: 'stylesheet', type: 'text/css', 'href': "#{_API.handler.get}/#{css}" }
+ stamp = (new Date).timestamp()
+ el = $ '', { rel: 'stylesheet', type: 'text/css', 'href': "#{_API.handler.get}/#{css}?r=#{stamp}" }
.appendTo 'head'
_OS.APP[app].style = el[0] if _OS.APP[app]
ok app
diff --git a/src/packages/AntOSDK/package.json b/src/packages/AntOSDK/package.json
index c2d1b9c..a1d7273 100644
--- a/src/packages/AntOSDK/package.json
+++ b/src/packages/AntOSDK/package.json
@@ -6,7 +6,7 @@
"author": "Xuan Sang LE",
"email": "xsang.le@gmail.com"
},
- "version":"0.0.2-a",
+ "version":"0.0.3-a",
"category":"System",
"iconclass":"fa fa-cubes",
"mimes":[