diff --git a/.appveyor.yml b/.appveyor.yml
index 22986d0..297511b 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -1,4 +1,4 @@
-version: 2.2.0.{build}
+version: 2.2.1.{build}
 before_build:
 - nuget restore Telesign.sln
 build:
diff --git a/RELEASE.md b/RELEASE.md
index 6f4754b..468c63f 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -1,3 +1,6 @@
+2.2.1
+- Added support for application/json content-type
+
 2.2.0
 - AutoVerify rebranded to AppVerify, please update your integration.
 
diff --git a/Telesign/RestClient.cs b/Telesign/RestClient.cs
index fbc8286..ebed54b 100644
--- a/Telesign/RestClient.cs
+++ b/Telesign/RestClient.cs
@@ -19,7 +19,7 @@ namespace Telesign
     public class RestClient : IDisposable
     {
         public static readonly string UserAgent = string.Format("TeleSignSdk/csharp-{0} .Net/{1} HttpClient",
-            "2.2.0",
+            "2.2.1",
             Environment.Version.ToString());
 
         protected string customerId;
diff --git a/Telesign/telesign.nuspec b/Telesign/telesign.nuspec
index 365ff72..ab12814 100644
--- a/Telesign/telesign.nuspec
+++ b/Telesign/telesign.nuspec
@@ -2,7 +2,7 @@
 <package>
     <metadata>
     <id>Telesign</id>
-    <version>2.2.0</version>
+    <version>2.2.1</version>
     <title>Telesign</title>
     <authors>Telesign</authors>
     <owners>Telesign</owners>