diff --git a/src/console/Console.csproj b/src/console/Console.csproj
index 5ca5192e3..edd9054ef 100644
--- a/src/console/Console.csproj
+++ b/src/console/Console.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net6.0</TargetFrameworks>
+    <TargetFrameworks>net9.0</TargetFrameworks>
     <OutputType>Exe</OutputType>
     <AssemblyName>nPython</AssemblyName>
     <RootNamespace>Python.Runtime</RootNamespace>
diff --git a/src/embed_tests/Python.EmbeddingTest.csproj b/src/embed_tests/Python.EmbeddingTest.csproj
index 84dcb3fe2..f50311141 100644
--- a/src/embed_tests/Python.EmbeddingTest.csproj
+++ b/src/embed_tests/Python.EmbeddingTest.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0</TargetFrameworks>
+    <TargetFrameworks>net9.0</TargetFrameworks>
     <AssemblyOriginatorKeyFile>..\pythonnet.snk</AssemblyOriginatorKeyFile>
     <SignAssembly>true</SignAssembly>
   </PropertyGroup>
diff --git a/src/perf_tests/Python.PerformanceTests.csproj b/src/perf_tests/Python.PerformanceTests.csproj
index 7d6192974..5ab647e3a 100644
--- a/src/perf_tests/Python.PerformanceTests.csproj
+++ b/src/perf_tests/Python.PerformanceTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0</TargetFrameworks>
+    <TargetFrameworks>net9.0</TargetFrameworks>
     <IsPackable>false</IsPackable>
   </PropertyGroup>
 
diff --git a/src/python_tests_runner/Python.PythonTestsRunner.csproj b/src/python_tests_runner/Python.PythonTestsRunner.csproj
index 04b8ef252..16e563ff6 100644
--- a/src/python_tests_runner/Python.PythonTestsRunner.csproj
+++ b/src/python_tests_runner/Python.PythonTestsRunner.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0</TargetFrameworks>
+    <TargetFrameworks>net9.0</TargetFrameworks>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/runtime/Python.Runtime.csproj b/src/runtime/Python.Runtime.csproj
index a3fd340be..e90ca5e6a 100644
--- a/src/runtime/Python.Runtime.csproj
+++ b/src/runtime/Python.Runtime.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net6.0</TargetFrameworks>
+    <TargetFrameworks>net9.0</TargetFrameworks>
     <Platforms>AnyCPU</Platforms>
     <RootNamespace>Python.Runtime</RootNamespace>
     <AssemblyName>Python.Runtime</AssemblyName>
diff --git a/src/testing/Python.Test.csproj b/src/testing/Python.Test.csproj
index 24a8f72c4..7f688f0ba 100644
--- a/src/testing/Python.Test.csproj
+++ b/src/testing/Python.Test.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net6.0</TargetFrameworks>
+    <TargetFrameworks>net9.0</TargetFrameworks>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <GenerateRuntimeConfigurationFiles>true</GenerateRuntimeConfigurationFiles>
     <AssemblyOriginatorKeyFile>..\pythonnet.snk</AssemblyOriginatorKeyFile>