diff --git a/Example/MLTransitionNavigationController.xcworkspace/xcuserdata/molon.xcuserdatad/UserInterfaceState.xcuserstate b/Example/MLTransitionNavigationController.xcworkspace/xcuserdata/molon.xcuserdatad/UserInterfaceState.xcuserstate
index 249cd48..ae27917 100644
Binary files a/Example/MLTransitionNavigationController.xcworkspace/xcuserdata/molon.xcuserdatad/UserInterfaceState.xcuserstate and b/Example/MLTransitionNavigationController.xcworkspace/xcuserdata/molon.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/MLTransition.podspec b/MLTransition.podspec
index 9e6e3d6..035889e 100644
--- a/MLTransition.podspec
+++ b/MLTransition.podspec
@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
 s.name         = "MLTransition"
 s.version      = "2.0"
-s.summary      = "iOS7+可用, 拖返可直接从中间拖返。一句代码即可启用此功能。可随意设置leftBarButtonItem，也可使用边界拖返模式。(非截图实现，拖返过程中显示的view都是活动的) "
+s.summary      = "iOS7+, pop ViewController with pan gesture from middle or edge of screen. "
 s.homepage     = "https://github.com/molon/MLTransition"
 s.license      = "MIT"
 s.author      = { "molon" => "dudl@qq.com" }