diff --git a/Octokit.Tests.Conventions/Octokit.Tests.Conventions.csproj b/Octokit.Tests.Conventions/Octokit.Tests.Conventions.csproj
index 52e12154..4802e102 100644
--- a/Octokit.Tests.Conventions/Octokit.Tests.Conventions.csproj
+++ b/Octokit.Tests.Conventions/Octokit.Tests.Conventions.csproj
@@ -6,7 +6,7 @@
     <Authors>GitHub</Authors>
     <CoreOnly Condition="$(CoreOnly) == '' and $([MSBuild]::IsOsPlatform('Windows'))">False</CoreOnly>
     <TargetFrameworks>netcoreapp2.0</TargetFrameworks>
-    <TargetFrameworks Condition="$(CoreOnly) != '' and !$(CoreOnly)">$(TargetFrameworks);net452;net46</TargetFrameworks>
+    <TargetFrameworks Condition="$(CoreOnly) != '' and !$(CoreOnly)">$(TargetFrameworks);net452</TargetFrameworks>
     <NoWarn>$(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 102151c3..33b15495 100644
--- a/Octokit.Tests.Integration/Octokit.Tests.Integration.csproj
+++ b/Octokit.Tests.Integration/Octokit.Tests.Integration.csproj
@@ -6,7 +6,7 @@
     <Authors>GitHub</Authors>
     <CoreOnly Condition="$(CoreOnly) == '' and $([MSBuild]::IsOsPlatform('Windows'))">False</CoreOnly>
     <TargetFrameworks>netcoreapp2.0</TargetFrameworks>
-    <TargetFrameworks Condition="$(CoreOnly) != '' and !$(CoreOnly)">$(TargetFrameworks);net452;net46</TargetFrameworks>
+    <TargetFrameworks Condition="$(CoreOnly) != '' and !$(CoreOnly)">$(TargetFrameworks);net452</TargetFrameworks>
     <NoWarn>$(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 0d711774..b468ced0 100644
--- a/Octokit.Tests/Octokit.Tests.csproj
+++ b/Octokit.Tests/Octokit.Tests.csproj
@@ -6,7 +6,7 @@
     <Authors>GitHub</Authors>
     <CoreOnly Condition="$(CoreOnly) == '' and $([MSBuild]::IsOsPlatform('Windows'))">False</CoreOnly>
     <TargetFrameworks>netcoreapp2.0</TargetFrameworks>
-    <TargetFrameworks Condition="$(CoreOnly) != '' and !$(CoreOnly)">$(TargetFrameworks);net452;net46</TargetFrameworks>
+    <TargetFrameworks Condition="$(CoreOnly) != '' and !$(CoreOnly)">$(TargetFrameworks);net452</TargetFrameworks>
     <NoWarn>$(NoWarn);CS4014;CS1998</NoWarn>
     <AssemblyName>Octokit.Tests</AssemblyName>
     <PackageId>Octokit.Tests</PackageId>