diff --git a/BitcoinKit.podspec b/BitcoinKit.podspec
index 5987ce38..b02050d8 100644
--- a/BitcoinKit.podspec
+++ b/BitcoinKit.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |spec|
   spec.name = 'BitcoinKit'
-  spec.version = '0.1.0'
+  spec.version = '0.1.1'
   spec.summary = 'Bitcoin protocol toolkit for Swift'
   spec.description = <<-DESC
                        BitcoinKit implements Bitcoin protocol in Swift. It is an implementation of the Bitcoin SPV protocol written (almost) entirely in swift.
diff --git a/BitcoinKit/Info.plist b/BitcoinKit/Info.plist
index d725449f..84545a2b 100644
--- a/BitcoinKit/Info.plist
+++ b/BitcoinKit/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>0.1.0</string>
+	<string>0.1.1</string>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>NSPrincipalClass</key>
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 432e4b9f..5dd62871 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,21 @@
 
 * None.  
 
+## 0.1.1 Release notes (2018-02-06)
+
+##### Breaking
+
+* None.  
+
+##### Enhancements
+
+* Extend supported lower iOS version to 8.0
+* Support CocoaPods
+
+##### Bug Fixes
+
+* Fix carthage installation failure
+
 ## 0.1.0 Release notes (2018-02-05)
 
 First Version!
diff --git a/README.md b/README.md
index a3885414..92cde2cf 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,10 @@
 BitcoinKit
 ===========
+[![CI Status](http://img.shields.io/travis/kishikawakatsumi/BitcoinKit.svg)](https://travis-ci.org/kishikawakatsumi/BitcoinKit)
+[![codecov](https://codecov.io/gh/kishikawakatsumi/BitcoinKit/branch/master/graph/badge.svg)](https://codecov.io/gh/kishikawakatsumi/BitcoinKit)
+[![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
+[![Version](https://img.shields.io/cocoapods/v/BitcoinKit.svg)](http://cocoadocs.org/docsets/BitcoinKit)
+[![Platform](https://img.shields.io/cocoapods/p/BitcoinKit.svg)](http://cocoadocs.org/docsets/BitcoinKit)
 
 BitcoinKit implements Bitcoin protocol in Swift. It is an implementation of the Bitcoin SPV protocol written (almost) entirely in swift.
 
@@ -99,6 +104,16 @@ it, simply add the following line to your Cartfile:
 
 `github "kishikawakatsumi/BitcoinKit"`
 
+### CocoaPods
+
+BitcoinKit is available through [CocoaPods](http://cocoapods.org). To install
+it, simply add the following lines to your Podfile:
+
+```ruby
+use_frameworks!
+pod 'BitcoinKit'
+```
+
 Contribute
 ----------