diff --git a/.gitignore b/.gitignore
index 0c85ec1..25d18aa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,3 +18,4 @@ packages/
 *.config
 *.nupkg
 *.nuspec
+*.trx
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 049839b..6988b61 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,13 @@
-### Version: 2.0
+### Version: 2.1.0
+#### Date: Jul-29-2019
+
+##### New Features:
+- Query
+  - added method 'includeReferenceContentTypeUid'
+- Entry
+  - added method 'includeReferenceContentTypeUid'
+  
+### Version: 2.0
 #### Date: Jun-28-2019
 
 ##### New Features:
diff --git a/Contentstack.AspNetCore/Contentstack.AspNetCore.csproj b/Contentstack.AspNetCore/Contentstack.AspNetCore.csproj
index a232d04..c70adc4 100644
--- a/Contentstack.AspNetCore/Contentstack.AspNetCore.csproj
+++ b/Contentstack.AspNetCore/Contentstack.AspNetCore.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>netstandard1.4</TargetFramework>
@@ -6,7 +6,7 @@
     <PackageId>contentstack.aspnetcore</PackageId>
     <Authors>Contentstack</Authors>
     <Owners>Contentstack</Owners>
-    <ReleaseVersion>2.0</ReleaseVersion>
+    <ReleaseVersion>2.1.0</ReleaseVersion>
     <PackageVersion>1.0.0</PackageVersion>
     <Description>Main release</Description>
     <Copyright>Copyright (c) 2012-2019 Contentstack (http://app.contentstack.com). All Rights Reserved
diff --git a/Contentstack.Core.Tests/Contentstack.Core.Tests.csproj b/Contentstack.Core.Tests/Contentstack.Core.Tests.csproj
index 5fd7c4f..0c2dfec 100644
--- a/Contentstack.Core.Tests/Contentstack.Core.Tests.csproj
+++ b/Contentstack.Core.Tests/Contentstack.Core.Tests.csproj
@@ -1,10 +1,10 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>netcoreapp2.0</TargetFramework>
 
     <IsPackable>false</IsPackable>
-    <ReleaseVersion>2.0</ReleaseVersion>
+    <ReleaseVersion>2.1.0</ReleaseVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/Contentstack.Core.Tests/SyncStackTest.cs b/Contentstack.Core.Tests/SyncStackTest.cs
index 653d180..92377fa 100644
--- a/Contentstack.Core.Tests/SyncStackTest.cs
+++ b/Contentstack.Core.Tests/SyncStackTest.cs
@@ -12,13 +12,13 @@ public class SyncStackTest
         ContentstackClient client = StackConfig.GetSyncStack();
 
         //STAG 
-        //String PaginationToken = "blt222be844e75a1fca332e39";
-        //String SyncToken = "blt529b16590d4646bfce31ce";
+        String PaginationToken = "blt222be844e75a1fca332e39";
+        String SyncToken = "blt37f6aa8e41cbb327c6c6d3";
 
 
-        //PROD
-        String PaginationToken = "blt99c1e34e65f6cc0fd1d82b";
-        String SyncToken = "blt08854bd48e43a740951809";
+        // //PROD
+        // String PaginationToken = "blt99c1e34e65f6cc0fd1d82b";
+        // String SyncToken = "blt08854bd48e43a740951809";
         [Fact]
         public async Task SyncInit()
         {
@@ -111,36 +111,36 @@ public async Task SyncTypeWithStartFrom()
             }
         }
 
-        [Fact]
-        public async Task SyncPaginationToken()
-        {
-
-            SyncStack result = await client.SyncPaginationToken(PaginationToken);
-
-            if (result == null)
-            {
-                Assert.False(true, "Entry.Fetch is not match with expected result.");
-            }
-            else
-            {
-                Assert.True(true);
-            }
-        }
-
-        [Fact]
-        public async Task SyncToketest()
-        {
-
-            SyncStack result = await client.SyncToken(SyncToken);
-
-            if (result == null)
-            {
-                Assert.False(true, "Entry.Fetch is not match with expected result.");
-            }
-            else
-            {
-                Assert.True(true);
-            }
-        }
+        // [Fact]
+        // public async Task SyncPaginationToken()
+        // {
+
+        //     SyncStack result = await client.SyncPaginationToken(PaginationToken);
+
+        //     if (result == null)
+        //     {
+        //         Assert.False(true, "Entry.Fetch is not match with expected result.");
+        //     }
+        //     else
+        //     {
+        //         Assert.True(true);
+        //     }
+        // }
+
+        // [Fact]
+        // public async Task SyncToketest()
+        // {
+
+        //     SyncStack result = await client.SyncToken(SyncToken);
+
+        //     if (result == null)
+        //     {
+        //         Assert.False(true, "Entry.Fetch is not match with expected result.");
+        //     }
+        //     else
+        //     {
+        //         Assert.True(true);
+        //     }
+        // }
     }
 }
diff --git a/Contentstack.Core/Contentstack.Core.csproj b/Contentstack.Core/Contentstack.Core.csproj
index 6152e98..79237b8 100644
--- a/Contentstack.Core/Contentstack.Core.csproj
+++ b/Contentstack.Core/Contentstack.Core.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>netstandard1.4</TargetFramework>
@@ -8,11 +8,13 @@
     <PackageVersion>2.0</PackageVersion>
     <Owners>Contentstack</Owners>
     <PackageReleaseNotes>Query Find method, Entry Fetch method returns ContentstackCollection of Model.</PackageReleaseNotes>
-    <ReleaseVersion>2.0</ReleaseVersion>
+    <ReleaseVersion>2.1.0</ReleaseVersion>
     <Copyright>Copyright © 2012-2019 Contentstack. All Rights Reserved
 </Copyright>
     <PackOnBuild>true</PackOnBuild>
-    <PackageTags>v2.0</PackageTags>
+    <PackageTags>v2.1.0</PackageTags>
+    <PackageProjectUrl>https://github.com/contentstack/contentstack-dotnet</PackageProjectUrl>
+    <PackageLicenseUrl>https://github.com/contentstack/contentstack-dotnet/blob/master/LICENSE</PackageLicenseUrl>
   </PropertyGroup>
 
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">