diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0dc1653..4190115 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
 
     - name: '[Ubuntu] Set version to -ci-${{ github.run_number }}'
       if: matrix.os == 'ubuntu-latest'
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index ed440d3..df7dad6 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -37,6 +37,11 @@ jobs:
       ARTIFACT_DIR: ./artifacts
       PROJECT_NAME: AoCHelper
 
+    - name: Install hub tool
+      if: github.event.inputs.should_create_github_release == 'true'
+      run: |
+        sudo apt-get update && sudo apt-get install -y hub
+
     steps:
     - uses: actions/checkout@v4
 
@@ -51,7 +56,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
 
     - name: Set version to ${{ github.event.inputs.new_package_version }}
       shell: pwsh
diff --git a/Directory.Build.props b/Directory.Build.props
index 30353ef..8eff418 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All"/>
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All"/>
   </ItemGroup>
 
   <PropertyGroup Condition="'$(DeterministicBuild)' == 'true'">
diff --git a/src/AoCHelper.PoC/AoCHelper.PoC.csproj b/src/AoCHelper.PoC/AoCHelper.PoC.csproj
index 7e834fc..4947f39 100644
--- a/src/AoCHelper.PoC/AoCHelper.PoC.csproj
+++ b/src/AoCHelper.PoC/AoCHelper.PoC.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <OutputType>Exe</OutputType>
   </PropertyGroup>
 
diff --git a/src/AoCHelper/AoCHelper.csproj b/src/AoCHelper/AoCHelper.csproj
index ebc783c..c7a654d 100644
--- a/src/AoCHelper/AoCHelper.csproj
+++ b/src/AoCHelper/AoCHelper.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net7.0;net6.0;netstandard2.1;netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>net8.0;net7.0;net6.0;netstandard2.1;netstandard2.0</TargetFrameworks>
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
     <Title>AoCHelper</Title>
@@ -20,8 +20,16 @@
     <PackageReadmeFile>README.md</PackageReadmeFile>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Spectre.Console" Version="0.45.0" />
+  </ItemGroup>
+
   <ItemGroup Label="https://github.com/dotnet/roslyn/issues/45510">
-    <Compile Remove="IsExternalInit.cs" Condition="'$(TargetFramework)' == 'net6.0' OR '$(TargetFramework)' == 'net7.0'" />
+    <Compile Remove="IsExternalInit.cs" Condition="'$(TargetFramework)' == 'net6.0' OR '$(TargetFramework)' == 'net7.0' OR '$(TargetFramework)' == 'net8.0'" />
+  </ItemGroup>
+
+  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
+    <PackageReference Include="System.Threading.Tasks.Extensions" Version="4.5.4" />
   </ItemGroup>
 
   <ItemGroup>
@@ -36,14 +44,6 @@
     </AssemblyAttribute>
   </ItemGroup>
 
-  <ItemGroup>
-    <PackageReference Include="Spectre.Console" Version="0.45.0" />
-  </ItemGroup>
-
-  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
-    <PackageReference Include="System.Threading.Tasks.Extensions" Version="4.5.4" />
-  </ItemGroup>
-
   <PropertyGroup>
     <DocumentationFile>bin\$(Configuration)\$(TargetFramework)\$(AssemblyName).xml</DocumentationFile>
     <NoWarn>1591</NoWarn>
diff --git a/src/AoCHelper/SolvingException.cs b/src/AoCHelper/SolvingException.cs
index 32da7b8..47dffbc 100644
--- a/src/AoCHelper/SolvingException.cs
+++ b/src/AoCHelper/SolvingException.cs
@@ -2,7 +2,6 @@
 
 namespace AoCHelper
 {
-    [Serializable]
     public class SolvingException : Exception
     {
         public SolvingException()
@@ -16,9 +15,5 @@ public SolvingException(string message) : base(message)
         public SolvingException(string message, Exception innerException) : base(message, innerException)
         {
         }
-
-        protected SolvingException(SerializationInfo info, StreamingContext context) : base(info, context)
-        {
-        }
     }
 }
diff --git a/tests/AoCHelper.Test/AoCHelper.Test.csproj b/tests/AoCHelper.Test/AoCHelper.Test.csproj
index 75df611..eb356bb 100644
--- a/tests/AoCHelper.Test/AoCHelper.Test.csproj
+++ b/tests/AoCHelper.Test/AoCHelper.Test.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <IsPackable>false</IsPackable>
   </PropertyGroup>