diff --git a/DynamoDB-Geo/DynamoDB.Geo.csproj b/DynamoDB-Geo/DynamoDB.Geo.csproj
index f6eca22..fd0e719 100644
--- a/DynamoDB-Geo/DynamoDB.Geo.csproj
+++ b/DynamoDB-Geo/DynamoDB.Geo.csproj
@@ -15,7 +15,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="AWSSDK.DynamoDBv2" Version="3.3.2.1" />
-    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="S2Geometry" Version="1.0.3" />
     <PackageReference Include="GitVersionTask" Version="4.0.0-beta0011" PrivateAssets="all" />
   </ItemGroup>
diff --git a/SampleServer/packages.config b/SampleServer/packages.config
index 650b870..832a395 100644
--- a/SampleServer/packages.config
+++ b/SampleServer/packages.config
@@ -16,7 +16,7 @@
   <package id="Microsoft.AspNet.WebPages" version="3.1.1" targetFramework="net45" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net45" />
   <package id="Modernizr" version="2.7.1" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="6.0.1" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
   <package id="Respond" version="1.3.0" targetFramework="net45" />
   <package id="WebGrease" version="1.6.0" targetFramework="net45" />
 </packages>
\ No newline at end of file