diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 139abbc26c1..7430b90d365 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -3,8 +3,8 @@
   "image": "mcr.microsoft.com/devcontainers/base:focal",
   "features": {
     "ghcr.io/devcontainers/features/docker-in-docker:1": {},
-    "ghcr.io/devcontainers/features/dotnet": {
-      "version": "8.0.404"
+    "ghcr.io/devcontainers/features/dotnet": {=
+      "version": "9.0.100-rc.2.24474.11"
     },
     "ghcr.io/devcontainers/features/node:1": {
       "version": "20"
diff --git a/src/Runner.Common/Runner.Common.csproj b/src/Runner.Common/Runner.Common.csproj
index 6c4635626a2..5339116c45e 100644
--- a/src/Runner.Common/Runner.Common.csproj
+++ b/src/Runner.Common/Runner.Common.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <OutputType>Library</OutputType>
     <RuntimeIdentifiers>win-x64;win-x86;linux-x64;linux-arm64;linux-arm;osx-x64;osx-arm64;win-arm64</RuntimeIdentifiers>
     <TargetLatestRuntimePatch>true</TargetLatestRuntimePatch>
diff --git a/src/Runner.Listener/Runner.Listener.csproj b/src/Runner.Listener/Runner.Listener.csproj
index afd528128a5..48c7559b019 100644
--- a/src/Runner.Listener/Runner.Listener.csproj
+++ b/src/Runner.Listener/Runner.Listener.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <OutputType>Exe</OutputType>
     <RuntimeIdentifiers>win-x64;win-x86;linux-x64;linux-arm64;linux-arm;osx-x64;osx-arm64;win-arm64</RuntimeIdentifiers>
     <SelfContained>true</SelfContained>
diff --git a/src/Runner.PluginHost/Runner.PluginHost.csproj b/src/Runner.PluginHost/Runner.PluginHost.csproj
index 81a8d2e4304..49272a23405 100644
--- a/src/Runner.PluginHost/Runner.PluginHost.csproj
+++ b/src/Runner.PluginHost/Runner.PluginHost.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <OutputType>Exe</OutputType>
     <RuntimeIdentifiers>win-x64;win-x86;linux-x64;linux-arm64;linux-arm;osx-x64;osx-arm64;win-arm64</RuntimeIdentifiers>
     <SelfContained>true</SelfContained>
diff --git a/src/Runner.Plugins/Runner.Plugins.csproj b/src/Runner.Plugins/Runner.Plugins.csproj
index a786cf1cd1b..60d7662b7f7 100644
--- a/src/Runner.Plugins/Runner.Plugins.csproj
+++ b/src/Runner.Plugins/Runner.Plugins.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <OutputType>Library</OutputType>
     <RuntimeIdentifiers>win-x64;win-x86;linux-x64;linux-arm64;linux-arm;osx-x64;osx-arm64;win-arm64</RuntimeIdentifiers>
     <SelfContained>true</SelfContained>
diff --git a/src/Runner.Sdk/Runner.Sdk.csproj b/src/Runner.Sdk/Runner.Sdk.csproj
index 55dbf12627c..dc3b27349c2 100644
--- a/src/Runner.Sdk/Runner.Sdk.csproj
+++ b/src/Runner.Sdk/Runner.Sdk.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <OutputType>Library</OutputType>
     <RuntimeIdentifiers>win-x64;win-x86;linux-x64;linux-arm64;linux-arm;osx-x64;osx-arm64;win-arm64</RuntimeIdentifiers>
     <SelfContained>true</SelfContained>
diff --git a/src/Runner.Worker/Runner.Worker.csproj b/src/Runner.Worker/Runner.Worker.csproj
index 53c1610df3e..3b252bb85ed 100644
--- a/src/Runner.Worker/Runner.Worker.csproj
+++ b/src/Runner.Worker/Runner.Worker.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <OutputType>Exe</OutputType>
     <RuntimeIdentifiers>win-x64;win-x86;linux-x64;linux-arm64;linux-arm;osx-x64;osx-arm64;win-arm64</RuntimeIdentifiers>
     <SelfContained>true</SelfContained>
diff --git a/src/Sdk/Sdk.csproj b/src/Sdk/Sdk.csproj
index ce7f97c8888..c65e831281a 100644
--- a/src/Sdk/Sdk.csproj
+++ b/src/Sdk/Sdk.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
+        <TargetFramework>net9.0</TargetFramework>
         <OutputType>Library</OutputType>
         <RuntimeIdentifiers>win-x64;win-x86;linux-x64;linux-arm64;linux-arm;osx-x64;osx-arm64;win-arm64</RuntimeIdentifiers>
         <!-- <SelfContained>true</SelfContained> -->
diff --git a/src/Test/Test.csproj b/src/Test/Test.csproj
index aebe242096f..0685192bfa8 100644
--- a/src/Test/Test.csproj
+++ b/src/Test/Test.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
+        <TargetFramework>net9.0</TargetFramework>
         <RuntimeIdentifiers>win-x64;win-x86;linux-x64;linux-arm64;linux-arm;osx-x64;osx-arm64;win-arm64</RuntimeIdentifiers>
         <TargetLatestRuntimePatch>true</TargetLatestRuntimePatch>
         <NoWarn>NU1701;NU1603;NU1603;xUnit2013;SYSLIB0050;SYSLIB0051</NoWarn>
diff --git a/src/dev.sh b/src/dev.sh
index 8e23366554a..091ef0e3f4e 100755
--- a/src/dev.sh
+++ b/src/dev.sh
@@ -17,7 +17,7 @@ LAYOUT_DIR="$SCRIPT_DIR/../_layout"
 DOWNLOAD_DIR="$SCRIPT_DIR/../_downloads/netcore2x"
 PACKAGE_DIR="$SCRIPT_DIR/../_package"
 DOTNETSDK_ROOT="$SCRIPT_DIR/../_dotnetsdk"
-DOTNETSDK_VERSION="8.0.404"
+DOTNETSDK_VERSION="9.0.100-rc.2.24474.11"
 DOTNETSDK_INSTALLDIR="$DOTNETSDK_ROOT/$DOTNETSDK_VERSION"
 RUNNER_VERSION=$(cat runnerversion)
 
diff --git a/src/global.json b/src/global.json
index 8c70738ad60..2dd360f846e 100644
--- a/src/global.json
+++ b/src/global.json
@@ -1,5 +1,5 @@
 {
   "sdk": {
-    "version": "8.0.404"
+    "version": "9.0.100-rc.2.24474.11"
   }
 }