diff --git a/EngineIOSharp/EngineIOSharp.csproj b/EngineIOSharp/EngineIOSharp.csproj
index e84e59a..8bd66e7 100644
--- a/EngineIOSharp/EngineIOSharp.csproj
+++ b/EngineIOSharp/EngineIOSharp.csproj
@@ -29,7 +29,7 @@
   <ItemGroup>
     <None Include="..\icon.png" Pack="true" PackagePath="\" />
     <PackageReference Include="EmitterSharp" Version="1.1.1.1" />
-    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="SimpleThreadMonitor" Version="1.0.2.1" />
     <PackageReference Include="WebSocketSharp.CustomHeaders.CustomHttpServer" Version="1.0.2.3" />
   </ItemGroup>