diff --git a/.travis.yml b/.travis.yml
index 016965ce31..d9f978c4d2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,10 +5,10 @@ matrix:
     - os: linux
       dist: trusty
       sudo: required
-      dotnet: 1.0.4
+      dotnet: 2.0.3
     - os: osx
       osx_image: xcode8.3
-      dotnet: 1.0.4
+      dotnet: 2.0.3
 
 before_script:
   - if test "$TRAVIS_OS_NAME" == "osx"; then export FrameworkPathOverride=/Library/Frameworks/Mono.framework/Versions/Current/lib/mono/4.5/; else export FrameworkPathOverride=/usr/lib/mono/4.5/; fi
diff --git a/Octokit.Tests.Conventions/Octokit.Tests.Conventions.csproj b/Octokit.Tests.Conventions/Octokit.Tests.Conventions.csproj
index 7b86824986..9ec5bb01ea 100644
--- a/Octokit.Tests.Conventions/Octokit.Tests.Conventions.csproj
+++ b/Octokit.Tests.Conventions/Octokit.Tests.Conventions.csproj
@@ -4,7 +4,7 @@
     <Description>Convention-based tests for Octokit</Description>
     <AssemblyTitle>Octokit.Tests.Conventions</AssemblyTitle>
     <Authors>GitHub</Authors>
-    <TargetFrameworks>netcoreapp1.0;net452</TargetFrameworks>
+    <TargetFrameworks>netcoreapp2.0;net452</TargetFrameworks>
     <NoWarn>$(NoWarn);CS4014;CS1998</NoWarn>
     <AssemblyName>Octokit.Tests.Conventions</AssemblyName>
     <PackageId>Octokit.Tests.Conventions</PackageId>
diff --git a/Octokit.Tests.Integration/Octokit.Tests.Integration.csproj b/Octokit.Tests.Integration/Octokit.Tests.Integration.csproj
index 726470a412..9ed8fc2720 100644
--- a/Octokit.Tests.Integration/Octokit.Tests.Integration.csproj
+++ b/Octokit.Tests.Integration/Octokit.Tests.Integration.csproj
@@ -4,7 +4,7 @@
     <Description>Integration tests for Octokit</Description>
     <AssemblyTitle>Octokit.Tests.Integration</AssemblyTitle>
     <Authors>GitHub</Authors>
-    <TargetFrameworks>netcoreapp1.0;net452</TargetFrameworks>
+    <TargetFrameworks>netcoreapp2.0;net452</TargetFrameworks>
     <NoWarn>$(NoWarn);CS4014;CS1998</NoWarn>
     <AssemblyName>Octokit.Tests.Integration</AssemblyName>
     <PackageId>Octokit.Tests.Integration</PackageId>
diff --git a/Octokit.Tests/Octokit.Tests.csproj b/Octokit.Tests/Octokit.Tests.csproj
index 09f702ac02..d53e8befbe 100644
--- a/Octokit.Tests/Octokit.Tests.csproj
+++ b/Octokit.Tests/Octokit.Tests.csproj
@@ -4,7 +4,7 @@
     <Description>Tests for Octokit</Description>
     <AssemblyTitle>Octokit.Tests</AssemblyTitle>
     <Authors>GitHub</Authors>
-    <TargetFrameworks>netcoreapp1.0;net452</TargetFrameworks>
+    <TargetFrameworks>netcoreapp2.0;net452</TargetFrameworks>
     <NoWarn>$(NoWarn);CS4014;CS1998</NoWarn>
     <AssemblyName>Octokit.Tests</AssemblyName>
     <PackageId>Octokit.Tests</PackageId>
@@ -32,7 +32,7 @@
     <PackageReference Include="NSubstitute" Version="3.1.0" />
   </ItemGroup>
 
-  <PropertyGroup Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">
+  <PropertyGroup Condition=" '$(TargetFramework)' == 'netcoreapp2.0' ">
     <DefineConstants>$(DefineConstants);NO_SERIALIZABLE;HAS_TYPEINFO</DefineConstants>
   </PropertyGroup>
 
diff --git a/build.ps1 b/build.ps1
index e4fcc58b21..2cceda4763 100644
--- a/build.ps1
+++ b/build.ps1
@@ -32,9 +32,9 @@ Param(
     [string[]]$ScriptArgs
 )
 
-$DotNetChannel = "preview";
-$DotNetVersion = "1.0.4";
-$DotNetInstallerUri = "https://raw.githubusercontent.com/dotnet/cli/rel/1.0.1/scripts/obtain/dotnet-install.ps1";
+$DotNetChannel = "2.0";
+$DotNetVersion = "2.0.3";
+$DotNetInstallerUri = "https://dot.net/v1/dotnet-install.ps1";
 $NugetUrl = "https://dist.nuget.org/win-x86-commandline/latest/nuget.exe"
 
 # Make sure tools folder exists
@@ -65,7 +65,7 @@ if (Get-Command dotnet -ErrorAction SilentlyContinue) {
     $FoundDotNetCliVersion = dotnet --version;
 }
 
-if($FoundDotNetCliVersion -ne $DotNetVersion) {
+if($FoundDotNetCliVersion -lt $DotNetVersion) {
     $InstallPath = Join-Path $PSScriptRoot ".dotnet"
     if (!(Test-Path $InstallPath)) {
         mkdir -Force $InstallPath | Out-Null;
diff --git a/build/Build.csproj b/build/Build.csproj
index 725a902448..00ec86fa0a 100644
--- a/build/Build.csproj
+++ b/build/Build.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp1.1</TargetFramework>
+    <TargetFramework>netcoreapp2.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/build/Context.cs b/build/Context.cs
index 0fbaedb524..12f6cb437f 100644
--- a/build/Context.cs
+++ b/build/Context.cs
@@ -36,7 +36,7 @@ public DotNetCoreTestSettings GetTestSettings()
 
         if (!this.IsRunningOnWindows())
         {
-            var testFramework = "netcoreapp1.0";
+            var testFramework = "netcoreapp2.0";
 
             this.Information($"Running tests against {testFramework} only as we're not on Windows.");
             settings.Framework = testFramework;