diff --git a/.github/workflows/create-release-asset-on-git-tag.yml b/.github/workflows/create-release-asset-on-git-tag.yml
index dd0b189..ca0b3d6 100644
--- a/.github/workflows/create-release-asset-on-git-tag.yml
+++ b/.github/workflows/create-release-asset-on-git-tag.yml
@@ -35,10 +35,10 @@ jobs:
           echo "RELEASE_TAG=$RELEASE_TAG env.RELEASE_TAG=${{ env.RELEASE_TAG }}"
           echo "RELEASE_VERSION=$RELEASE_VERSION env.RELEASE_VERSION=${{ env.RELEASE_VERSION }}"
         
-      - name: Setup .NET 6
+      - name: Setup .NET 8
         uses: actions/setup-dotnet@v1
         with:
-          dotnet-version: 6.0.302
+          dotnet-version: 8.0.204
 
       - name: dotnet build
         run: dotnet build --configuration ${{ env.CONFIG }}
diff --git a/.github/workflows/dotnetcore-build-test.yml b/.github/workflows/dotnetcore-build-test.yml
index 7ccd8cd..6dac967 100644
--- a/.github/workflows/dotnetcore-build-test.yml
+++ b/.github/workflows/dotnetcore-build-test.yml
@@ -19,11 +19,11 @@ jobs:
     steps:
     - uses: actions/checkout@v2
 
-    - name: Setup .NET 6
+    - name: Setup .NET 8
       uses: actions/setup-dotnet@v1
       with:
-        dotnet-version: 6.0.302
-        
+        dotnet-version: 8.0.204
+
     - name: Build with dotnet
       run: dotnet build --configuration Release
 
diff --git a/benchmark/Benchmark/Benchmark.csproj b/benchmark/Benchmark/Benchmark.csproj
index a11d71c..2ebb9a9 100644
--- a/benchmark/Benchmark/Benchmark.csproj
+++ b/benchmark/Benchmark/Benchmark.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>disable</ImplicitUsings>
     <Nullable>disable</Nullable>
     <IsPackable>false</IsPackable>
diff --git a/test/RecursiveDataAnnotationsValidation.Tests/RecursiveDataAnnotationsValidation.Tests.csproj b/test/RecursiveDataAnnotationsValidation.Tests/RecursiveDataAnnotationsValidation.Tests.csproj
index 655874a..62b445a 100644
--- a/test/RecursiveDataAnnotationsValidation.Tests/RecursiveDataAnnotationsValidation.Tests.csproj
+++ b/test/RecursiveDataAnnotationsValidation.Tests/RecursiveDataAnnotationsValidation.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <IsPackable>false</IsPackable>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
   </PropertyGroup>