diff --git a/src/GeocodeSharp.Tests/GeocodeSharp.Tests.csproj b/src/GeocodeSharp.Tests/GeocodeSharp.Tests.csproj
index ec49341..695f8ba 100644
--- a/src/GeocodeSharp.Tests/GeocodeSharp.Tests.csproj
+++ b/src/GeocodeSharp.Tests/GeocodeSharp.Tests.csproj
@@ -4,7 +4,7 @@
     <Copyright>Copyright ©  2014</Copyright>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="System.Text.Json" Version="4.6.0" />
+    <PackageReference Include="System.Text.Json" Version="8.0.4" />
     <PackageReference Include="xunit" Version="2.4.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/src/GeocodeSharp/GeocodeSharp.csproj b/src/GeocodeSharp/GeocodeSharp.csproj
index 223f553..ab579a6 100644
--- a/src/GeocodeSharp/GeocodeSharp.csproj
+++ b/src/GeocodeSharp/GeocodeSharp.csproj
@@ -9,6 +9,6 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Newtonsoft.Json" Version="[13.0.2,]" />
-    <PackageReference Include="System.Text.Json" Version="4.6.0" />
+    <PackageReference Include="System.Text.Json" Version="8.0.4" />
   </ItemGroup>
 </Project>
\ No newline at end of file