diff --git a/Recyclable.Collections.Benchmarks/Recyclable.Collections.Benchmarks.csproj b/Recyclable.Collections.Benchmarks/Recyclable.Collections.Benchmarks.csproj
index 1bd552a..d27484c 100644
--- a/Recyclable.Collections.Benchmarks/Recyclable.Collections.Benchmarks.csproj
+++ b/Recyclable.Collections.Benchmarks/Recyclable.Collections.Benchmarks.csproj
@@ -2,7 +2,7 @@
 
 	<PropertyGroup>
 		<OutputType>Exe</OutputType>
-		<TargetFrameworks>net6.0;net7.0</TargetFrameworks>
+                <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<Platforms>AnyCPU;x64</Platforms>
diff --git a/Recyclable.Collections/Recyclable.Collections.csproj b/Recyclable.Collections/Recyclable.Collections.csproj
index 3decd82..bbf75a1 100644
--- a/Recyclable.Collections/Recyclable.Collections.csproj
+++ b/Recyclable.Collections/Recyclable.Collections.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
 	<PropertyGroup>
-		<TargetFrameworks>net6.0;net7.0</TargetFrameworks>
+                <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
diff --git a/Recyclable.CollectionsTests/Recyclable.CollectionsTests.csproj b/Recyclable.CollectionsTests/Recyclable.CollectionsTests.csproj
index 2be9788..398a617 100644
--- a/Recyclable.CollectionsTests/Recyclable.CollectionsTests.csproj
+++ b/Recyclable.CollectionsTests/Recyclable.CollectionsTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <IsPackable>false</IsPackable>