diff --git a/Example/Podfile b/Example/Podfile
index bedd4c9..6558906 100644
--- a/Example/Podfile
+++ b/Example/Podfile
@@ -1,5 +1,5 @@
 use_frameworks!
-platform :ios, '10.0'
+platform :ios, '11.0'
 
 target 'RxController_Example' do
   pod 'RxController', :path => '../'
diff --git a/Example/Podfile.lock b/Example/Podfile.lock
index cbdf9be..6b395ee 100644
--- a/Example/Podfile.lock
+++ b/Example/Podfile.lock
@@ -1,20 +1,20 @@
 PODS:
   - Differentiator (4.0.1)
   - Fakery (4.1.1)
-  - Reusable (4.1.0):
-    - Reusable/Storyboard (= 4.1.0)
-    - Reusable/View (= 4.1.0)
-  - Reusable/Storyboard (4.1.0)
-  - Reusable/View (4.1.0)
-  - RxBinding (0.3.1):
-    - RxCocoa (~> 5)
-    - RxSwift (~> 5)
-  - RxCocoa (5.0.1):
+  - Reusable (4.1.1):
+    - Reusable/Storyboard (= 4.1.1)
+    - Reusable/View (= 4.1.1)
+  - Reusable/Storyboard (4.1.1)
+  - Reusable/View (4.1.1)
+  - RxBinding (0.4):
+    - RxCocoa (< 6.0.0, >= 5.0.0)
+    - RxSwift (< 6.0.0, >= 5.0.0)
+  - RxCocoa (5.1.1):
     - RxRelay (~> 5)
     - RxSwift (~> 5)
-  - RxController (0.9.5):
+  - RxController (0.10):
     - RxCocoa (~> 5)
-    - RxFlow (~> 2)
+    - RxFlow (~> 2.9)
     - RxSwift (~> 5)
   - RxDataSources (4.0.1):
     - Differentiator (~> 4.0)
@@ -25,12 +25,12 @@ PODS:
     - RxCocoa (~> 5)
     - RxDataSources (~> 4)
     - RxSwift (~> 5)
-  - RxFlow (2.6.0):
-    - RxCocoa (>= 5.0.0)
-    - RxSwift (>= 5.0.0)
-  - RxRelay (5.0.1):
+  - RxFlow (2.9.1):
+    - RxCocoa (>= 5.1.1)
+    - RxSwift (>= 5.1.1)
+  - RxRelay (5.1.1):
     - RxSwift (~> 5)
-  - RxSwift (5.0.1)
+  - RxSwift (5.1.1)
   - SnapKit (5.0.1)
 
 DEPENDENCIES:
@@ -61,17 +61,17 @@ EXTERNAL SOURCES:
 SPEC CHECKSUMS:
   Differentiator: 886080237d9f87f322641dedbc5be257061b0602
   Fakery: d3380c4aa1efe7631c0831d7e26aa9db4491f014
-  Reusable: 82be188f29d96dc5eff0db7b2393bcc08d2cdd5b
-  RxBinding: 58be2cf1311165489a66eacb4a3e33932d598a53
-  RxCocoa: e741b9749968e8a143e2b787f1dfbff2b63d0a5c
-  RxController: 4a160b0f7f9f50d24d623d2d4c43d60860698d6b
+  Reusable: 53a9acf5c536f229b31b5865782414b508252ddb
+  RxBinding: da433c012633802a72c2a5bec8775b86f4cddeb8
+  RxCocoa: 32065309a38d29b5b0db858819b5bf9ef038b601
+  RxController: adeab54a3771d0f12ce66b79d448a82a2b3b5930
   RxDataSources: efee07fa4de48477eca0a4611e6d11e2da9c1114
   RxDataSourcesSingleSection: 4394e57ae097f33e3845cf3a57bdf7826eca2d38
-  RxFlow: f89ea40232813062f5e857fbe19a680a205a15ab
-  RxRelay: 89d54507f4fd4d969e6ec1d4bd7f3673640b4640
-  RxSwift: e2dc62b366a3adf6a0be44ba9f405efd4c94e0c4
+  RxFlow: 029e260333ef843b349ba9cb9265929941830aee
+  RxRelay: d77f7d771495f43c556cbc43eebd1bb54d01e8e9
+  RxSwift: 81470a2074fa8780320ea5fe4102807cb7118178
   SnapKit: 97b92857e3df3a0c71833cce143274bf6ef8e5eb
 
-PODFILE CHECKSUM: 0e048f42166325ac7ea57547d12ebbc2fc47fb5f
+PODFILE CHECKSUM: ba6283578e076eb1e1d926dfc1c2610458f4d335
 
-COCOAPODS: 1.8.4
+COCOAPODS: 1.9.3
diff --git a/RxController.podspec b/RxController.podspec
index 5aa499e..0af1961 100644
--- a/RxController.podspec
+++ b/RxController.podspec
@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name             = 'RxController'
-  s.version          = '0.9.5'
+  s.version          = '0.10'
   s.summary          = 'A library for developing with MVVM-C based on RxFlow and RxSwift.'
 
 # This description is used to generate tags and improve search results.
@@ -25,16 +25,16 @@ These classes make it easy to transfer data among the flows, the parent view mod
 
   s.homepage         = 'https://github.com/xflagstudio/RxController'
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
-  s.author           = { 'Meng Li' => 'lm2343635@126.com' }
+  s.author           = 'xflag'
   s.source           = { :git => 'https://github.com/xflagstudio/RxController.git', :tag => s.version.to_s }
 
-  s.ios.deployment_target = '9.0'
-  s.swift_versions = '5.0'
+  s.ios.deployment_target = '11.0'
+  s.swift_versions = '5.2'
   s.source_files = 'RxController/Classes/**/*'
   s.preserve_paths = 'rxtree/**/*'
   
   s.dependency 'RxSwift', '~> 5'
   s.dependency 'RxCocoa', '~> 5'
-  s.dependency 'RxFlow', '~> 2'
+  s.dependency 'RxFlow', '~> 2.9'
 
 end
diff --git a/RxController/Classes/RxControllerEvent.swift b/RxController/Classes/RxControllerEvent.swift
index dbad05a..132417c 100644
--- a/RxController/Classes/RxControllerEvent.swift
+++ b/RxController/Classes/RxControllerEvent.swift
@@ -62,7 +62,7 @@ public struct RxControllerEvent {
 extension ObservableType where Element == RxControllerEvent {
     
     public func value<T>(of identifier: RxControllerEvent.Identifier, type: T.Type = T.self) -> Observable<T?> {
-        return observeOn(MainScheduler.asyncInstance).filter {
+        observeOn(MainScheduler.asyncInstance).filter {
             $0.identifier.id == identifier.id
         }.map {
             $0.value as? T
@@ -70,7 +70,7 @@ extension ObservableType where Element == RxControllerEvent {
     }
     
     public func unwrappedValue<T>(of identifier: RxControllerEvent.Identifier, type: T.Type = T.self) -> Observable<T> {
-        return value(of: identifier).filter { $0 != nil }.map { $0! }
+        value(of: identifier).filter { $0 != nil }.map { $0! }
     }
 
 }
diff --git a/RxController/Classes/RxFlow+Extension.swift b/RxController/Classes/RxFlow+Extension.swift
index a04016c..9098ef9 100644
--- a/RxController/Classes/RxFlow+Extension.swift
+++ b/RxController/Classes/RxFlow+Extension.swift
@@ -29,15 +29,15 @@ import UIKit
 extension FlowContributors {
     
     public static func viewController<ViewModel: RxViewModel>(_ viewController: RxViewController<ViewModel>) -> FlowContributors {
-        return .one(flowContributor: .viewController(viewController))
+        .one(flowContributor: .viewController(viewController))
     }
     
     public static func viewController(_ viewController: UIViewController, with viewModel: Stepper) -> FlowContributors {
-        return .one(flowContributor: .viewController(viewController, with: viewModel))
+        .one(flowContributor: .viewController(viewController, with: viewModel))
     }
     
     public static func flow(_ flow: Flow, with step: Step) -> FlowContributors {
-        return .one(flowContributor: .flow(flow, with: step))
+        .one(flowContributor: .flow(flow, with: step))
     }
     
 }
@@ -45,15 +45,15 @@ extension FlowContributors {
 extension FlowContributor {
     
     public static func viewController<ViewModel: RxViewModel>(_ viewController: RxViewController<ViewModel>) -> FlowContributor {
-        return .contribute(withNextPresentable: viewController, withNextStepper: viewController.viewModel)
+        .contribute(withNextPresentable: viewController, withNextStepper: viewController.viewModel)
     }
     
     public static func viewController(_ viewController: UIViewController, with viewModel: Stepper) -> FlowContributor {
-        return .contribute(withNextPresentable: viewController, withNextStepper: viewModel)
+        .contribute(withNextPresentable: viewController, withNextStepper: viewModel)
     }
     
     public static func flow(_ flow: Flow, with step: Step) -> FlowContributor {
-        return .contribute(withNextPresentable: flow, withNextStepper: OneStepper(withSingleStep: step))
+        .contribute(withNextPresentable: flow, withNextStepper: OneStepper(withSingleStep: step))
     }
     
 }