diff --git a/appveyor.yml b/appveyor.yml
index 8f7c86a0..41a0d00e 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 3.3.8.{build}
+version: 3.4.0.{build}
 image: Visual Studio 2017
 build_script:
 - ps: build\build.ps1 -Script build\build.cake -Target Build-Assembly
diff --git a/src/Disruptor.Tests/Disruptor.Tests.csproj b/src/Disruptor.Tests/Disruptor.Tests.csproj
index ca365857..6dc85c28 100644
--- a/src/Disruptor.Tests/Disruptor.Tests.csproj
+++ b/src/Disruptor.Tests/Disruptor.Tests.csproj
@@ -4,11 +4,10 @@
     <AssemblyName>Disruptor.Tests</AssemblyName>
 	<RootNamespace>Disruptor.Tests</RootNamespace>
 	<Title>Disruptor.Tests</Title>
-    <TargetFrameworks>net452;netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>net452;netcoreapp2.0</TargetFrameworks>
 	<AllowUnsafeBlocks>false</AllowUnsafeBlocks>
   </PropertyGroup>
   
- 
   <ItemGroup>
     <None Remove="Disruptor.Tests.v3.ncrunchproject" />
   </ItemGroup>
diff --git a/src/Disruptor/Disruptor.csproj b/src/Disruptor/Disruptor.csproj
index 342841a4..cded5800 100644
--- a/src/Disruptor/Disruptor.csproj
+++ b/src/Disruptor/Disruptor.csproj
@@ -6,14 +6,18 @@
     <Title>Disruptor</Title>
     <Product>Disruptor</Product>
     <Description>A High Performance Inter-Thread Messaging Library</Description>
-    <Version>3.3.8</Version>
-    <InformationalVersion>3.3.8</InformationalVersion>
-    <FileVersion>3.3.8.0</FileVersion>
-    <LastPortedJavaRevision>e493637f11a787bc1baed47cd1bfaea534e2d506</LastPortedJavaRevision>
+    <Version>3.4.0</Version>
+    <InformationalVersion>3.4.0-alpha</InformationalVersion>
+    <FileVersion>3.4.0.0</FileVersion>
+    <LastPortedJavaRevision>a18f8198ab94590f0a5ec7c3378ba87f997ea670</LastPortedJavaRevision>
     <TargetFrameworks>net452;netstandard2.0</TargetFrameworks>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <DocumentationFile>bin\$(Configuration)\$(TargetFramework)\Disruptor.xml</DocumentationFile>
   </PropertyGroup>
+
+  <ItemGroup>  
+    <Reference Include="netstandard" />
+  </ItemGroup>
   
   <ItemGroup>
     <None Remove="Disruptor.v3.ncrunchproject" />