diff --git a/Example/Podfile.lock b/Example/Podfile.lock
index c35c7d1..c965d3d 100644
--- a/Example/Podfile.lock
+++ b/Example/Podfile.lock
@@ -1,5 +1,5 @@
 PODS:
-  - UINavigationBarDecorator (1.0.3)
+  - UINavigationBarDecorator (1.0.5)
 
 DEPENDENCIES:
   - UINavigationBarDecorator (from `../`)
@@ -9,8 +9,8 @@ EXTERNAL SOURCES:
     :path: "../"
 
 SPEC CHECKSUMS:
-  UINavigationBarDecorator: a67deb06462d44648042442c88c684bf89bd1ca9
+  UINavigationBarDecorator: a09aaf81c7aec1a2293b81e62cbfd654e6aad24b
 
 PODFILE CHECKSUM: e69d0e1d31440c59ccc6e4a46a16a38f45d97e83
 
-COCOAPODS: 1.9.3
+COCOAPODS: 1.10.1
diff --git a/README.md b/README.md
index 21f3e1e..f7c060c 100644
--- a/README.md
+++ b/README.md
@@ -164,7 +164,7 @@ To run the example project, clone the repo, and run `pod install` from the Examp
 
 ## Requirements
 
-iOS SDK 10.0 equal or higher
+iOS SDK 9.0 equal or higher
 
 ## Installation
 
@@ -189,7 +189,7 @@ $ brew install carthage
 To integrate Alamofire into your Xcode project using Carthage, specify it in your `Cartfile`:
 
 ```ogdl
-github "pisces/UINavigationBarDecorator" ~> 1.0.5
+github "pisces/UINavigationBarDecorator" ~> 1.0.6
 ```
 
 Run `carthage update` to build the framework and drag the built `UINavigationBarDecorator.framework` into your Xcode project.
diff --git a/UINavigationBarDecorator.podspec b/UINavigationBarDecorator.podspec
index ef4e3b7..9b36841 100644
--- a/UINavigationBarDecorator.podspec
+++ b/UINavigationBarDecorator.podspec
@@ -8,13 +8,13 @@
 
 Pod::Spec.new do |s|
   s.name             = 'UINavigationBarDecorator'
-  s.version          = '1.0.5'
+  s.version          = '1.0.6'
   s.summary          = 'Compatible UINavigationBarAppearance'
   s.description      = 'Compatible UINavigationBarAppearance for all iOS versions'
   s.homepage         = 'https://github.com/pisces/UINavigationBarDecorator'
   s.license          = { :type => 'BSD', :file => 'LICENSE' }
   s.author           = { 'Steve Kim' => 'hh963103@gmail.com' }
   s.source           = { :git => 'https://github.com/pisces/UINavigationBarDecorator.git', :tag => s.version.to_s }
-  s.ios.deployment_target = '10.0'
+  s.ios.deployment_target = '9.0'
   s.source_files = 'UINavigationBarDecorator/Classes/**/*'
 end
diff --git a/UINavigationBarDecorator/Classes/PageSheetNavigationBar.swift b/UINavigationBarDecorator/Classes/PageSheetNavigationBar.swift
index 00fd9ff..5aff595 100644
--- a/UINavigationBarDecorator/Classes/PageSheetNavigationBar.swift
+++ b/UINavigationBarDecorator/Classes/PageSheetNavigationBar.swift
@@ -72,7 +72,7 @@ open class PageSheetNavigationBar: AdvancedNavigationBar {
     private lazy var thumbLayer: CALayer = {
         let layer = CALayer()
         layer.cornerRadius = 2
-        layer.backgroundColor = UIColor(displayP3Red: 166 / 255, green: 166 / 255, blue: 128 / 255, alpha: 0.18).cgColor
+        layer.backgroundColor = UIColor(red: 166 / 255, green: 166 / 255, blue: 128 / 255, alpha: 0.18).cgColor
         layer.frame.size = .init(width: 44, height: 4)
         return layer
     }()