diff --git a/Plugins.Modbus/Plugins.Modbus.csproj b/Plugins.Modbus/Plugins.Modbus.csproj
index fff218604..0e5250323 100644
--- a/Plugins.Modbus/Plugins.Modbus.csproj
+++ b/Plugins.Modbus/Plugins.Modbus.csproj
@@ -10,6 +10,7 @@
 
   <ItemGroup>
     <PackageReference Include="FluentModbus" Version="5.2.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="8.0.8" />
     <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.21.0" />
     <PackageReference Include="Serilog.AspNetCore" Version="8.0.2" />
     <PackageReference Include="Serilog.Settings.Configuration" Version="8.0.2" />