diff --git a/dotnet/Cucumber.Messages/Cucumber.Messages.csproj b/dotnet/Cucumber.Messages/Cucumber.Messages.csproj
index c9157435..18e56869 100644
--- a/dotnet/Cucumber.Messages/Cucumber.Messages.csproj
+++ b/dotnet/Cucumber.Messages/Cucumber.Messages.csproj
@@ -41,6 +41,6 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.Text.Json" Version="6.0.9" />
+    <PackageReference Include="System.Text.Json" Version="8.0.4" />
   </ItemGroup>
 </Project>