diff --git a/test/OpenIddict.Validation.Tests/OpenIddict.Validation.Tests.csproj b/test/OpenIddict.Validation.Tests/OpenIddict.Validation.Tests.csproj
index 0ccaf453..2290da3e 100644
--- a/test/OpenIddict.Validation.Tests/OpenIddict.Validation.Tests.csproj
+++ b/test/OpenIddict.Validation.Tests/OpenIddict.Validation.Tests.csproj
@@ -3,8 +3,8 @@
   <Import Project="..\..\build\tests.props" />
 
   <PropertyGroup>
-    <TargetFrameworks>netcoreapp2.0;net461</TargetFrameworks>
-    <TargetFrameworks Condition=" '$(OS)' != 'Windows_NT' ">netcoreapp2.0</TargetFrameworks>
+    <TargetFrameworks>netcoreapp1.0;net452</TargetFrameworks>
+    <TargetFrameworks Condition=" '$(OS)' != 'Windows_NT' ">netcoreapp1.0</TargetFrameworks>
   </PropertyGroup>
 
   <ItemGroup>