diff --git a/src/DataDog.Tracing/DataDog.Tracing.csproj b/src/DataDog.Tracing/DataDog.Tracing.csproj
index 3b79c87..2f5e82b 100644
--- a/src/DataDog.Tracing/DataDog.Tracing.csproj
+++ b/src/DataDog.Tracing/DataDog.Tracing.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="1.1.2" />
-    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="System.Reactive" Version="4.0.0-preview00001" />
     <PackageReference Include="System.Reflection" Version="4.3.0" />
     <PackageReference Include="System.Threading.Tasks.Dataflow" Version="4.8.0" />
diff --git a/src/TestWebApp/TestWebApp.csproj b/src/TestWebApp/TestWebApp.csproj
index a4566da..abb764a 100644
--- a/src/TestWebApp/TestWebApp.csproj
+++ b/src/TestWebApp/TestWebApp.csproj
@@ -9,7 +9,7 @@
     <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="1.1.2" />
     <PackageReference Include="Microsoft.AspNetCore" Version="1.1.2" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc" Version="1.1.4" />
-    <PackageReference Include="Newtonsoft.Json" Version="10.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\DataDog.Tracing.AspNetCore\DataDog.Tracing.AspNetCore.csproj" />