diff --git a/src/http.diagnostic/http.diagnostic.csproj b/src/http.diagnostic/http.diagnostic.csproj
index 677239e..3aa133c 100644
--- a/src/http.diagnostic/http.diagnostic.csproj
+++ b/src/http.diagnostic/http.diagnostic.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="System.Diagnostics.DiagnosticSource" Version="4.7.1" />
   </ItemGroup>