diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e0ccb86..5bf74c1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,6 +19,7 @@ jobs:
         dotnet-version: |
           6.0.x
           7.0.x
+          8.0.x
     - name: Install dependencies
       run: dotnet restore
     - name: Build
diff --git a/test/Elmah.Io.HResults.Test/Elmah.Io.HResults.Test.csproj b/test/Elmah.Io.HResults.Test/Elmah.Io.HResults.Test.csproj
index c8e70ba..0b5e817 100644
--- a/test/Elmah.Io.HResults.Test/Elmah.Io.HResults.Test.csproj
+++ b/test/Elmah.Io.HResults.Test/Elmah.Io.HResults.Test.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net472;net6.0;net7.0</TargetFrameworks>
+    <TargetFrameworks>net472;net6.0;net7.0;net8.0</TargetFrameworks>
     <LangVersion>8.0</LangVersion>
     <Nullable>enable</Nullable>
   </PropertyGroup>