diff --git a/Cpp2IL.Core.Tests/Cpp2IL.Core.Tests.csproj b/Cpp2IL.Core.Tests/Cpp2IL.Core.Tests.csproj
index 8f1d1c5e..8ee5b0e1 100644
--- a/Cpp2IL.Core.Tests/Cpp2IL.Core.Tests.csproj
+++ b/Cpp2IL.Core.Tests/Cpp2IL.Core.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
+        <TargetFramework>net9.0</TargetFramework>
         <Nullable>enable</Nullable>
 
         <IsPackable>false</IsPackable>
diff --git a/Cpp2IL.Core/Cpp2IL.Core.csproj b/Cpp2IL.Core/Cpp2IL.Core.csproj
index efbc80a8..5d13a057 100644
--- a/Cpp2IL.Core/Cpp2IL.Core.csproj
+++ b/Cpp2IL.Core/Cpp2IL.Core.csproj
@@ -16,7 +16,7 @@
         <PublishRepositoryUrl>true</PublishRepositoryUrl>
         <RepositoryType>git</RepositoryType>
         <RepositoryUrl>https://github.com/SamboyCoding/Cpp2IL.git</RepositoryUrl>
-        <TargetFrameworks>net8.0;net7.0;net6.0;netstandard2.0</TargetFrameworks>
+        <TargetFrameworks>net9.0;net8.0;net7.0;net6.0;netstandard2.0</TargetFrameworks>
         <Title>Cpp2IL.Core</Title>
         <VersionPrefix>2022.1.0</VersionPrefix>
 
diff --git a/Cpp2IL.Core/Extensions/StreamExtensions.cs b/Cpp2IL.Core/Extensions/StreamExtensions.cs
index 95e2c205..c5141c12 100644
--- a/Cpp2IL.Core/Extensions/StreamExtensions.cs
+++ b/Cpp2IL.Core/Extensions/StreamExtensions.cs
@@ -19,9 +19,19 @@ public static uint ReadUnityCompressedUint(this Stream stream)
         if (b == 240)
         {
             //Full Uint
+#if NET7_0_OR_GREATER
+            Span<byte> buffer = stackalloc byte[4];
+            stream.ReadExactly(buffer);
+            return BitConverter.ToUInt32(buffer);
+#elif NET5_0_OR_GREATER
+            Span<byte> buffer = stackalloc byte[4];
+            stream.Read(buffer);
+            return BitConverter.ToUInt32(buffer);
+#else
             var buffer = new byte[4];
             stream.Read(buffer, 0, 4);
             return BitConverter.ToUInt32(buffer, 0);
+#endif
         }
 
         //Special constant values
diff --git a/Cpp2IL.Plugin.BuildReport/Cpp2IL.Plugin.BuildReport.csproj b/Cpp2IL.Plugin.BuildReport/Cpp2IL.Plugin.BuildReport.csproj
index 33111a47..5b6400ec 100644
--- a/Cpp2IL.Plugin.BuildReport/Cpp2IL.Plugin.BuildReport.csproj
+++ b/Cpp2IL.Plugin.BuildReport/Cpp2IL.Plugin.BuildReport.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFramework>net9.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
         <DebugType>embedded</DebugType>
diff --git a/Cpp2IL.Plugin.ControlFlowGraph/Cpp2IL.Plugin.ControlFlowGraph.csproj b/Cpp2IL.Plugin.ControlFlowGraph/Cpp2IL.Plugin.ControlFlowGraph.csproj
index fbddfdea..3574ea64 100644
--- a/Cpp2IL.Plugin.ControlFlowGraph/Cpp2IL.Plugin.ControlFlowGraph.csproj
+++ b/Cpp2IL.Plugin.ControlFlowGraph/Cpp2IL.Plugin.ControlFlowGraph.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net7.0</TargetFramework>
+		<TargetFramework>net9.0</TargetFramework>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<DebugType>embedded</DebugType>
diff --git a/Cpp2IL.Plugin.StrippedCodeRegSupport/Cpp2IL.Plugin.StrippedCodeRegSupport.csproj b/Cpp2IL.Plugin.StrippedCodeRegSupport/Cpp2IL.Plugin.StrippedCodeRegSupport.csproj
index 30f47d37..f3aa674e 100644
--- a/Cpp2IL.Plugin.StrippedCodeRegSupport/Cpp2IL.Plugin.StrippedCodeRegSupport.csproj
+++ b/Cpp2IL.Plugin.StrippedCodeRegSupport/Cpp2IL.Plugin.StrippedCodeRegSupport.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFramework>net9.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
     </PropertyGroup>
diff --git a/Cpp2IL/Cpp2IL.csproj b/Cpp2IL/Cpp2IL.csproj
index a98060e1..8043c147 100644
--- a/Cpp2IL/Cpp2IL.csproj
+++ b/Cpp2IL/Cpp2IL.csproj
@@ -10,7 +10,7 @@
         <Nullable>enable</Nullable>
         <OutputType>Exe</OutputType>
         <PublishSingleFile Condition="'$(TargetFramework)'!='net472' and '$(GITHUB_ACTIONS)' == 'true'">true</PublishSingleFile>
-        <TargetFrameworks>net7.0;net472</TargetFrameworks>
+        <TargetFrameworks>net9.0;net472</TargetFrameworks>
         <VersionPrefix>2022.1.0</VersionPrefix>
         <ServerGarbageCollection>true</ServerGarbageCollection>
     </PropertyGroup>
diff --git a/LibCpp2IL/LibCpp2IL.csproj b/LibCpp2IL/LibCpp2IL.csproj
index 71d41e51..49d3cdd3 100644
--- a/LibCpp2IL/LibCpp2IL.csproj
+++ b/LibCpp2IL/LibCpp2IL.csproj
@@ -17,7 +17,7 @@
         <PublishRepositoryUrl>true</PublishRepositoryUrl>
         <Description>Library for interacting with IL2CPP metadata and binaries</Description>
         <Configurations>Debug;Release</Configurations>
-        <TargetFrameworks>net8.0;net7.0;net6.0;netstandard2.0</TargetFrameworks>
+        <TargetFrameworks>net9.0;net8.0;net7.0;net6.0;netstandard2.0</TargetFrameworks>
         <PolySharpIncludeRuntimeSupportedAttributes>true</PolySharpIncludeRuntimeSupportedAttributes>
     </PropertyGroup>
 
diff --git a/LibCpp2ILTests/LibCpp2ILTests.csproj b/LibCpp2ILTests/LibCpp2ILTests.csproj
index 35bd6237..7fcb47a5 100644
--- a/LibCpp2ILTests/LibCpp2ILTests.csproj
+++ b/LibCpp2ILTests/LibCpp2ILTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
+        <TargetFramework>net9.0</TargetFramework>
 
         <IsPackable>false</IsPackable>
 
diff --git a/WasmDisassembler/WasmDisassembler.csproj b/WasmDisassembler/WasmDisassembler.csproj
index 498ef9d3..14c5511c 100644
--- a/WasmDisassembler/WasmDisassembler.csproj
+++ b/WasmDisassembler/WasmDisassembler.csproj
@@ -15,7 +15,7 @@
         <RepositoryUrl>https://github.com/SamboyCoding/Cpp2IL.git</RepositoryUrl>
         <PublishRepositoryUrl>true</PublishRepositoryUrl>
         <Description>Simple, zero-dependency disassembler for WebAssembly bytecode</Description>
-        <TargetFrameworks>net8.0;net7.0;net6.0;netstandard2.0</TargetFrameworks>
+        <TargetFrameworks>net9.0;net8.0;net7.0;net6.0;netstandard2.0</TargetFrameworks>
     </PropertyGroup>
 
     <PropertyGroup Condition="$([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)', 'net6.0'))">
diff --git a/do-release.ps1 b/do-release.ps1
index 39be0fc1..3383f0df 100644
--- a/do-release.ps1
+++ b/do-release.ps1
@@ -44,15 +44,15 @@ Write-Host "Building Cpp2IL release version $fullVersionString"
 
 Write-Host "    Building Cpp2IL - Windows, Standalone .NET"
 
-$null = dotnet publish -c Release -f "net7.0" -r "win-x64" /p:VersionSuffix=$version /p:PublishSingleFile=true --self-contained
+$null = dotnet publish -c Release -f "net9.0" -r "win-x64" /p:VersionSuffix=$version /p:PublishSingleFile=true --self-contained
 
 Write-Host "    Building Cpp2IL - Linux, Standalone .NET"
 
-$null = dotnet publish -c Release -f "net7.0" -r "linux-x64" /p:VersionSuffix=$version /p:PublishSingleFile=true --self-contained
+$null = dotnet publish -c Release -f "net9.0" -r "linux-x64" /p:VersionSuffix=$version /p:PublishSingleFile=true --self-contained
 
 Write-Host "    Building Cpp2IL - MacOS, Standalone .NET"
 
-$null = dotnet publish -c Release -f "net7.0" -r "osx-x64" /p:VersionSuffix=$version /p:PublishSingleFile=true --self-contained
+$null = dotnet publish -c Release -f "net9.0" -r "osx-x64" /p:VersionSuffix=$version /p:PublishSingleFile=true --self-contained
 
 Write-Host "    Building Cpp2IL - Windows, .NET Framework"
 
@@ -92,9 +92,9 @@ Write-Host "Moving files to artifacts directory"
 
 $null = New-Item -ItemType Directory -Force -Path $ArtifactsDir
 
-CopyAndRename "net7.0" "win-x64" "Windows" ".exe"
-CopyAndRename "net7.0" "linux-x64" "Linux" ""
-CopyAndRename "net7.0" "osx-x64" "OSX" ""
+CopyAndRename "net9.0" "win-x64" "Windows" ".exe"
+CopyAndRename "net9.0" "linux-x64" "Linux" ""
+CopyAndRename "net9.0" "osx-x64" "OSX" ""
 ZipAndRename "net472" "win-x64" "Windows-Netframework472" ".exe"
 
 Write-Host "Done!"
diff --git a/global.json b/global.json
index 2ddda36c..485649e1 100644
--- a/global.json
+++ b/global.json
@@ -1,7 +1,7 @@
 {
   "sdk": {
-    "version": "8.0.0",
+    "version": "9.0.0",
     "rollForward": "latestMinor",
     "allowPrerelease": false
   }
-}
\ No newline at end of file
+}