diff --git a/src/System.IO.Abstractions.TestingHelpers/System.IO.Abstractions.TestingHelpers.csproj b/src/System.IO.Abstractions.TestingHelpers/System.IO.Abstractions.TestingHelpers.csproj
index 3ce79bd92..5162cf0e1 100644
--- a/src/System.IO.Abstractions.TestingHelpers/System.IO.Abstractions.TestingHelpers.csproj
+++ b/src/System.IO.Abstractions.TestingHelpers/System.IO.Abstractions.TestingHelpers.csproj
@@ -3,7 +3,7 @@
       <AssemblyName>System.IO.Abstractions.TestingHelpers</AssemblyName>
       <RootNamespace>System.IO.Abstractions.TestingHelpers</RootNamespace>
       <Description>A set of pre-built mocks to help when testing file system interactions.</Description>
-      <TargetFrameworks>net7.0;net6.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+      <TargetFrameworks>net8.0;net7.0;net6.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
       <PackageIcon>icon_256x256.png</PackageIcon>
   </PropertyGroup>
   <ItemGroup>
diff --git a/src/System.IO.Abstractions/System.IO.Abstractions.csproj b/src/System.IO.Abstractions/System.IO.Abstractions.csproj
index e7f15ba86..f00d92d67 100644
--- a/src/System.IO.Abstractions/System.IO.Abstractions.csproj
+++ b/src/System.IO.Abstractions/System.IO.Abstractions.csproj
@@ -3,7 +3,7 @@
     <AssemblyName>System.IO.Abstractions</AssemblyName>
     <RootNamespace>System.IO.Abstractions</RootNamespace>
     <Description>A set of abstractions to help make file system interactions testable.</Description>
-    <TargetFrameworks>net7.0;net6.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
+    <TargetFrameworks>net8.0;net7.0;net6.0;netstandard2.1;netstandard2.0;net462</TargetFrameworks>
     <PackageIcon>icon_256x256.png</PackageIcon>
   </PropertyGroup>
   <ItemGroup>