diff --git a/Source/RetryableAssertions.Tests/RetryableAssertions.Tests.csproj b/Source/RetryableAssertions.Tests/RetryableAssertions.Tests.csproj
index e38d454..76112c2 100644
--- a/Source/RetryableAssertions.Tests/RetryableAssertions.Tests.csproj
+++ b/Source/RetryableAssertions.Tests/RetryableAssertions.Tests.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net45;netcoreapp3.1</TargetFrameworks>
+    <TargetFrameworks>net45;net6.0</TargetFrameworks>
     <RootNamespace>Kontur.RetryableAssertions.Tests</RootNamespace>
     <AssemblyName>Kontur.RetryableAssertions.Tests</AssemblyName>
   </PropertyGroup>