diff --git a/csharp/Platform.Data.Doublets/Platform.Data.Doublets.csproj b/csharp/Platform.Data.Doublets/Platform.Data.Doublets.csproj
index 45c204779..3eb9b7a63 100644
--- a/csharp/Platform.Data.Doublets/Platform.Data.Doublets.csproj
+++ b/csharp/Platform.Data.Doublets/Platform.Data.Doublets.csproj
@@ -4,7 +4,7 @@
     <Description>LinksPlatform's Platform.Data.Doublets Class Library</Description>
     <Copyright>Konstantin Diachenko</Copyright>
     <AssemblyTitle>Platform.Data.Doublets</AssemblyTitle>
-    <VersionPrefix>0.6.9</VersionPrefix>
+    <VersionPrefix>0.6.10</VersionPrefix>
     <Authors>Konstantin Diachenko</Authors>
     <TargetFrameworks>net472;netstandard2.0;netstandard2.1</TargetFrameworks>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
@@ -25,8 +25,7 @@
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
     <LangVersion>latest</LangVersion>
-    <PackageReleaseNotes>It is now possible to correctly format structure of link containing external reference. 
-Platform.Data dependency updated from 0.3.0 to 0.3.1.</PackageReleaseNotes>
+    <PackageReleaseNotes>Inability to create a sequence from two elements using DefaultSequenceAppender is fixed.</PackageReleaseNotes>
   </PropertyGroup>
 
   <ItemGroup Condition="$(TargetFramework.StartsWith('net4')) AND '$(MSBuildRuntimeType)' == 'Core' AND '$(OS)' != 'Windows_NT'">