diff --git a/Demo/Demo/EasyPull/UIScrollView+EasyPull.swift b/Demo/Demo/EasyPull/UIScrollView+EasyPull.swift
index 2bedf8c..4a5eba3 100644
--- a/Demo/Demo/EasyPull/UIScrollView+EasyPull.swift
+++ b/Demo/Demo/EasyPull/UIScrollView+EasyPull.swift
@@ -109,6 +109,13 @@ extension UIScrollView {
         Observer.unableUpExcuting()
     }
     
+    /**
+     release all of action
+     */
+    public func easy_releaseAll() {
+        Observer.dropAction = nil
+        Observer.upAction = nil
+    }
     
 // MARK: private method
     private func addContentOffsetObserver() {
diff --git a/EasyPull.podspec b/EasyPull.podspec
index b524f5e..875dae1 100755
--- a/EasyPull.podspec
+++ b/EasyPull.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name = "EasyPull"
-  s.version = "1.1.3"
+  s.version = "1.1.4"
   s.summary = "Let pull-to-refresh Easy for any UIScrollView in Swift"
   s.homepage = "https://github.com/ronghaopger/EasyPull"
   s.license = "MIT"
diff --git a/EasyPull.xcworkspace/xcuserdata/ronghao.xcuserdatad/UserInterfaceState.xcuserstate b/EasyPull.xcworkspace/xcuserdata/ronghao.xcuserdatad/UserInterfaceState.xcuserstate
index 0925f9b..9cbc685 100644
Binary files a/EasyPull.xcworkspace/xcuserdata/ronghao.xcuserdatad/UserInterfaceState.xcuserstate and b/EasyPull.xcworkspace/xcuserdata/ronghao.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/EasyPull/EasyPull/UIScrollView+EasyPull.swift b/EasyPull/EasyPull/UIScrollView+EasyPull.swift
index 2bedf8c..4a5eba3 100644
--- a/EasyPull/EasyPull/UIScrollView+EasyPull.swift
+++ b/EasyPull/EasyPull/UIScrollView+EasyPull.swift
@@ -109,6 +109,13 @@ extension UIScrollView {
         Observer.unableUpExcuting()
     }
     
+    /**
+     release all of action
+     */
+    public func easy_releaseAll() {
+        Observer.dropAction = nil
+        Observer.upAction = nil
+    }
     
 // MARK: private method
     private func addContentOffsetObserver() {
diff --git a/README.md b/README.md
index 039fb69..75cb572 100644
--- a/README.md
+++ b/README.md
@@ -54,7 +54,7 @@ Note: You can enable/unable Up-Pull using this method. Suitable for scenes witho
  func unableUpExcuting()
 ```
 
-### Customization
+### Customization (自定义)
 
 The pull-to-refresh view can be customized using the following methods:
 
@@ -72,6 +72,17 @@ Or implement the `EasyViewAutomatic` protocol when you prefer the Automatic mode
 
 (see sample Xcode project in `/Demo/MyCusyomView.swift` or `/Demo/EasyPull/DefaultView.swift`)
 
+
+### Note (注意)
+
+释放所有的Action，避免循环引用cycle retain。
+
+```Swift
+ func easy_releaseAll()
+```
+
+当App要离开某一个使用了EasyPull的viewController时，记得releaseAll哦
+
 ## Installation
 
 ### CocoaPods
@@ -81,7 +92,7 @@ source 'https://github.com/CocoaPods/Specs.git'
 platform :ios, '8.0'
 use_frameworks!
 
-pod 'EasyPull', '~> 1.1.3'
+pod 'EasyPull', '~> 1.1.4'
 ```
 
 ### Source files