diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4823052..49e4b6a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 All notable changes to this project will be documented in this file.
 
+## 2.2.0 (2021-05-26)
+
+- Update dependencies [#51](https://github.com/akunzai/GSS.Authorization.OAuth/pull/51)
+- Add System.Text.Encodings.Web to fix [#50](https://github.com/akunzai/GSS.Authorization.OAuth/issues/50)
+
 ## 2021-02-20
 
 ### GSS.Authorization.OAuth(.HttpClient)? 2.0.0
diff --git a/src/Directory.Build.props b/src/Directory.Build.props
index f27e49d..e160861 100644
--- a/src/Directory.Build.props
+++ b/src/Directory.Build.props
@@ -9,6 +9,7 @@
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
     <EmbedUntrackedSources>true</EmbedUntrackedSources>
     <Nullable>enable</Nullable>
+    <Version>2.2.0</Version>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)' == 'Release' ">
diff --git a/src/GSS.Authorization.OAuth.HttpClient/GSS.Authorization.OAuth.HttpClient.csproj b/src/GSS.Authorization.OAuth.HttpClient/GSS.Authorization.OAuth.HttpClient.csproj
index 13b9b55..3612a29 100644
--- a/src/GSS.Authorization.OAuth.HttpClient/GSS.Authorization.OAuth.HttpClient.csproj
+++ b/src/GSS.Authorization.OAuth.HttpClient/GSS.Authorization.OAuth.HttpClient.csproj
@@ -4,7 +4,6 @@
     <TargetFramework>netstandard2.0</TargetFramework>
     <Description>OAuth 1.0 authorized HttpClient, friendly with HttpClientFactory</Description>
     <PackageTags>OAuth;HttpClient;HttpHandler</PackageTags>
-    <Version>2.0.0</Version>
     <RootNamespace>GSS.Authorization.OAuth</RootNamespace>
   </PropertyGroup>
 
diff --git a/src/GSS.Authorization.OAuth/GSS.Authorization.OAuth.csproj b/src/GSS.Authorization.OAuth/GSS.Authorization.OAuth.csproj
index 21539fb..43e554f 100644
--- a/src/GSS.Authorization.OAuth/GSS.Authorization.OAuth.csproj
+++ b/src/GSS.Authorization.OAuth/GSS.Authorization.OAuth.csproj
@@ -4,7 +4,6 @@
     <TargetFramework>netstandard2.0</TargetFramework>
     <Description>OAuth 1.0 Authorizer and Signer</Description>
     <PackageTags>OAuth</PackageTags>
-    <Version>2.0.0</Version>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/GSS.Authorization.OAuth2.HttpClient/GSS.Authorization.OAuth2.HttpClient.csproj b/src/GSS.Authorization.OAuth2.HttpClient/GSS.Authorization.OAuth2.HttpClient.csproj
index ad3b2b0..88b2c06 100644
--- a/src/GSS.Authorization.OAuth2.HttpClient/GSS.Authorization.OAuth2.HttpClient.csproj
+++ b/src/GSS.Authorization.OAuth2.HttpClient/GSS.Authorization.OAuth2.HttpClient.csproj
@@ -4,7 +4,6 @@
     <TargetFramework>netstandard2.0</TargetFramework>
     <Description>OAuth 2.0 authorized HttpClient, friendly with HttpClientFactory</Description>
     <PackageTags>OAuth;OAuth2;HttpClient;HttpHandler</PackageTags>
-    <Version>2.1.1</Version>
     <RootNamespace>GSS.Authorization.OAuth2</RootNamespace>
   </PropertyGroup>
 
diff --git a/src/GSS.Authorization.OAuth2/GSS.Authorization.OAuth2.csproj b/src/GSS.Authorization.OAuth2/GSS.Authorization.OAuth2.csproj
index 285ffe2..100bbe9 100644
--- a/src/GSS.Authorization.OAuth2/GSS.Authorization.OAuth2.csproj
+++ b/src/GSS.Authorization.OAuth2/GSS.Authorization.OAuth2.csproj
@@ -4,7 +4,6 @@
     <TargetFrameworks>netstandard2.0;netcoreapp3.1</TargetFrameworks>
     <Description>OAuth 2.0 Authorizer</Description>
     <PackageTags>OAuth;OAuth2</PackageTags>
-    <Version>2.1.0</Version>
   </PropertyGroup>
 
   <ItemGroup>