diff --git a/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.Tests/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.Tests.csproj b/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.Tests/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.Tests.csproj
index 004ddb2..fd1bf10 100644
--- a/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.Tests/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.Tests.csproj
+++ b/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.Tests/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.Tests.csproj
@@ -12,7 +12,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
-    <PackageReference Include="System.Text.Json" Version="7.0.3" />
+    <PackageReference Include="System.Text.Json" Version="8.0.0" />
     <PackageReference Include="xunit" Version="2.6.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3">
       <PrivateAssets>all</PrivateAssets>
diff --git a/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.csproj b/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.csproj
index ff3a678..18e402c 100644
--- a/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.csproj
+++ b/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target/Aviationexam.GeneratedJsonConverters.SourceGenerator.Target.csproj
@@ -26,7 +26,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.Text.Json" Version="7.0.3" />
+    <PackageReference Include="System.Text.Json" Version="8.0.0" />
   </ItemGroup>
 
 </Project>
diff --git a/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Tests/Aviationexam.GeneratedJsonConverters.SourceGenerator.Tests.csproj b/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Tests/Aviationexam.GeneratedJsonConverters.SourceGenerator.Tests.csproj
index 32bbc7b..1104561 100644
--- a/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Tests/Aviationexam.GeneratedJsonConverters.SourceGenerator.Tests.csproj
+++ b/src/Aviationexam.GeneratedJsonConverters.SourceGenerator.Tests/Aviationexam.GeneratedJsonConverters.SourceGenerator.Tests.csproj
@@ -17,7 +17,7 @@
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.7.0" PrivateAssets="all" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
-    <PackageReference Include="System.Text.Json" Version="7.0.3" />
+    <PackageReference Include="System.Text.Json" Version="8.0.0" />
     <PackageReference Include="Verify.XUnit" Version="22.2.0" />
     <PackageReference Include="Verify.SourceGenerators" Version="2.2.0" />
     <PackageReference Include="xunit" Version="2.6.1" />
diff --git a/src/Aviationexam.GeneratedJsonConverters.SourceGenerator/Aviationexam.GeneratedJsonConverters.SourceGenerator.csproj b/src/Aviationexam.GeneratedJsonConverters.SourceGenerator/Aviationexam.GeneratedJsonConverters.SourceGenerator.csproj
index 776aeba..4153080 100644
--- a/src/Aviationexam.GeneratedJsonConverters.SourceGenerator/Aviationexam.GeneratedJsonConverters.SourceGenerator.csproj
+++ b/src/Aviationexam.GeneratedJsonConverters.SourceGenerator/Aviationexam.GeneratedJsonConverters.SourceGenerator.csproj
@@ -31,7 +31,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.Text.Json" Version="7.0.3" PrivateAssets="all" />
+    <PackageReference Include="System.Text.Json" Version="8.0.0" PrivateAssets="all" />
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.7.0" PrivateAssets="all" />
     <PackageReference Include="H.Generators.Extensions" Version="1.20.0" PrivateAssets="all" GeneratePathProperty="true" />
     <PackageReference Include="PolySharp" Version="1.13.2" PrivateAssets="all" />