diff --git a/global.json b/global.json
index 841fc5a..4ccdb21 100644
--- a/global.json
+++ b/global.json
@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "8.0.300",
+    "version": "8.0.400",
     "allowPrerelease": false,
     "rollForward": "latestFeature"
   }
diff --git a/src/Dax.Metadata/Dax.Metadata.csproj b/src/Dax.Metadata/Dax.Metadata.csproj
index a529f46..0cae4f2 100644
--- a/src/Dax.Metadata/Dax.Metadata.csproj
+++ b/src/Dax.Metadata/Dax.Metadata.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net472;netstandard2.0;net6.0</TargetFrameworks>
+    <TargetFrameworks>net472;netstandard2.0;net6.0;net8.0</TargetFrameworks>
   </PropertyGroup>
 
   <PropertyGroup>
@@ -30,5 +30,8 @@
   <PropertyGroup Condition="'$(TargetFramework)' == 'net6.0'">
     <AssemblyTitle>Dax.Metadata .NET 6.0</AssemblyTitle>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(TargetFramework)' == 'net8.0'">
+    <AssemblyTitle>Dax.Metadata .NET 8.0</AssemblyTitle>
+  </PropertyGroup>
 
 </Project>
diff --git a/src/Dax.Model.Extractor/Dax.Model.Extractor.csproj b/src/Dax.Model.Extractor/Dax.Model.Extractor.csproj
index a2ab9b4..5a76920 100644
--- a/src/Dax.Model.Extractor/Dax.Model.Extractor.csproj
+++ b/src/Dax.Model.Extractor/Dax.Model.Extractor.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net472;net6.0</TargetFrameworks>
+    <TargetFrameworks>net472;net6.0;net8.0</TargetFrameworks>
   </PropertyGroup>
 
   <PropertyGroup>
@@ -32,5 +32,8 @@
   <PropertyGroup Condition="'$(TargetFramework)' == 'net6.0'">
     <AssemblyTitle>Dax.Model.Extractor .NET 6.0</AssemblyTitle>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(TargetFramework)' == 'net8.0'">
+    <AssemblyTitle>Dax.Model.Extractor .NET 8.0</AssemblyTitle>
+  </PropertyGroup>
 
 </Project>
\ No newline at end of file
diff --git a/src/Dax.ViewModel/Dax.ViewModel.csproj b/src/Dax.ViewModel/Dax.ViewModel.csproj
index cd87431..1bbf058 100644
--- a/src/Dax.ViewModel/Dax.ViewModel.csproj
+++ b/src/Dax.ViewModel/Dax.ViewModel.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net472;netstandard2.0;net6.0</TargetFrameworks>
+    <TargetFrameworks>net472;netstandard2.0;net6.0;net8.0</TargetFrameworks>
   </PropertyGroup>
 
   <PropertyGroup>
@@ -30,5 +30,8 @@
   <PropertyGroup Condition="'$(TargetFramework)' == 'net6.0'">
     <AssemblyTitle>Dax.ViewModel .NET 6.0</AssemblyTitle>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(TargetFramework)' == 'net8.0'">
+    <AssemblyTitle>Dax.ViewModel .NET 8.0</AssemblyTitle>
+  </PropertyGroup>
 
 </Project>
diff --git a/src/Dax.ViewVpaExport/Dax.ViewVpaExport.csproj b/src/Dax.ViewVpaExport/Dax.ViewVpaExport.csproj
index b240164..a0dcbe7 100644
--- a/src/Dax.ViewVpaExport/Dax.ViewVpaExport.csproj
+++ b/src/Dax.ViewVpaExport/Dax.ViewVpaExport.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net472;netstandard2.0;net6.0</TargetFrameworks>
+    <TargetFrameworks>net472;netstandard2.0;net6.0;net8.0</TargetFrameworks>
   </PropertyGroup>
 
   <PropertyGroup>
@@ -34,5 +34,8 @@
   <PropertyGroup Condition="'$(TargetFramework)' == 'net6.0'">
     <AssemblyTitle>Dax.ViewVpaExport .NET 6.0</AssemblyTitle>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(TargetFramework)' == 'net8.0'">
+    <AssemblyTitle>Dax.ViewVpaExport .NET 8.0</AssemblyTitle>
+  </PropertyGroup>
 
 </Project>
diff --git a/src/Dax.Vpax/Dax.Vpax.csproj b/src/Dax.Vpax/Dax.Vpax.csproj
index 726bae6..59b3423 100644
--- a/src/Dax.Vpax/Dax.Vpax.csproj
+++ b/src/Dax.Vpax/Dax.Vpax.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net472;net6.0</TargetFrameworks>
+    <TargetFrameworks>net472;net6.0;net8.0</TargetFrameworks>
   </PropertyGroup>
 
   <PropertyGroup>
@@ -34,5 +34,8 @@
   <PropertyGroup Condition="'$(TargetFramework)' == 'net6.0'">
     <AssemblyTitle>Dax.Vpax .NET 6.0</AssemblyTitle>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(TargetFramework)' == 'net8.0'">
+    <AssemblyTitle>Dax.Vpax .NET 8.0</AssemblyTitle>
+  </PropertyGroup>
 
 </Project>
diff --git a/src/Directory.Packages.props b/src/Directory.Packages.props
index 1c600ee..e31f9c9 100644
--- a/src/Directory.Packages.props
+++ b/src/Directory.Packages.props
@@ -8,7 +8,7 @@
     <PackageVersion Include="Microsoft.AnalysisServices" Version="19.86.6" />
     <PackageVersion Include="Microsoft.AnalysisServices.AdomdClient" Version="19.86.6" />
     <PackageVersion Include="Newtonsoft.Json" Version="13.0.3" />
-    <PackageVersion Include="System.IO.Packaging" Version="6.0.1" />
+    <PackageVersion Include="System.IO.Packaging" Version="8.0.1" />
   </ItemGroup>
 
 </Project>
\ No newline at end of file
diff --git a/tests/Directory.Build.props b/tests/Directory.Build.props
index 7a06bce..bd8b161 100644
--- a/tests/Directory.Build.props
+++ b/tests/Directory.Build.props
@@ -1,7 +1,7 @@
 <Project>
 
   <PropertyGroup>
-    <TargetFrameworks>net472;net6.0</TargetFrameworks>
+    <TargetFrameworks>net472;net6.0;net8.0</TargetFrameworks>
     <Nullable>disable</Nullable>
     <LangVersion>12.0</LangVersion>
   </PropertyGroup>