diff --git a/ProxyHttpClient/ProxyHttpClient/SimpleHttpClient.csproj b/ProxyHttpClient/ProxyHttpClient/SimpleHttpClient.csproj
index 2b16e07..244d61c 100644
--- a/ProxyHttpClient/ProxyHttpClient/SimpleHttpClient.csproj
+++ b/ProxyHttpClient/ProxyHttpClient/SimpleHttpClient.csproj
@@ -14,7 +14,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
   <Target Name="PostBuild" AfterTargets="PostBuildEvent">