diff --git a/Src/CommandLine/CommandLine.csproj b/Src/CommandLine/CommandLine.csproj
index 2b6a4fe..5eee8c7 100644
--- a/Src/CommandLine/CommandLine.csproj
+++ b/Src/CommandLine/CommandLine.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Platforms>AnyCPU;x64</Platforms>
   </PropertyGroup>
 
diff --git a/Src/Core/Core.csproj b/Src/Core/Core.csproj
index 8e79a00..db64e3a 100644
--- a/Src/Core/Core.csproj
+++ b/Src/Core/Core.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Library</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <ApplicationIcon />
     <StartupObject />
     <Platforms>AnyCPU;x64</Platforms>
diff --git a/Src/Extensions/FormulaCodeGeneratorTask/FormulaCodeGeneratorTaskDotNet.csproj b/Src/Extensions/FormulaCodeGeneratorTask/FormulaCodeGeneratorTaskDotNet.csproj
index daa042d..9290c12 100644
--- a/Src/Extensions/FormulaCodeGeneratorTask/FormulaCodeGeneratorTaskDotNet.csproj
+++ b/Src/Extensions/FormulaCodeGeneratorTask/FormulaCodeGeneratorTaskDotNet.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Library</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Platforms>AnyCPU;x64</Platforms>
   </PropertyGroup>
 
diff --git a/Src/Kernel/InteractiveKernel/InteractiveKernel.csproj b/Src/Kernel/InteractiveKernel/InteractiveKernel.csproj
index ed3cde5..6c669cd 100644
--- a/Src/Kernel/InteractiveKernel/InteractiveKernel.csproj
+++ b/Src/Kernel/InteractiveKernel/InteractiveKernel.csproj
@@ -17,7 +17,7 @@
     </ItemGroup>
     <PropertyGroup>
         <OutputType>Exe</OutputType>
-        <TargetFramework>net6.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
         <Nullable>enable</Nullable>
         <ToolCommandName>dotnet-formula</ToolCommandName>
         <AssemblyName>Microsoft.Jupyter.VUISIS.Formula</AssemblyName>
diff --git a/Src/Tests/Tests.csproj b/Src/Tests/Tests.csproj
index 8828a49..eebe401 100644
--- a/Src/Tests/Tests.csproj
+++ b/Src/Tests/Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net6.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
 
         <IsPackable>false</IsPackable>
     </PropertyGroup>