diff --git a/package.props b/package.props
index ac876c9..9cdc5ab 100644
--- a/package.props
+++ b/package.props
@@ -18,7 +18,7 @@
 
   <PropertyGroup>
     <SystemConfigurationConfigurationManagerVersion>4.4.*</SystemConfigurationConfigurationManagerVersion>
-    <NewtonsoftJsonVersion>11.0.*</NewtonsoftJsonVersion>
+    <NewtonsoftJsonVersion>13.0.*</NewtonsoftJsonVersion>
     <MicrosoftDataServicesClientVersion>5.8.*</MicrosoftDataServicesClientVersion>
     <MicrosoftDiagnosticsTracingTraceEventVersion>1.0.15</MicrosoftDiagnosticsTracingTraceEventVersion>
     <WindowsAzureStorageVersion>9.3.*</WindowsAzureStorageVersion>
diff --git a/source/Tests/SemanticLogging.Tests/packages.config b/source/Tests/SemanticLogging.Tests/packages.config
index 0a0c9c1..dbdf570 100644
--- a/source/Tests/SemanticLogging.Tests/packages.config
+++ b/source/Tests/SemanticLogging.Tests/packages.config
@@ -6,7 +6,7 @@
   <package id="Microsoft.Data.Services.Client" version="5.6.4" targetFramework="net451" />
   <package id="Microsoft.Diagnostics.Tracing.TraceEvent" version="1.0.15" targetFramework="net451" />
   <package id="Microsoft.WindowsAzure.ConfigurationManager" version="2.0.3" targetFramework="net451" />
-  <package id="Newtonsoft.Json" version="6.0.8" targetFramework="net451" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net451" />
   <package id="StyleCop.MSBuild" version="4.7.49.0" targetFramework="net451" developmentDependency="true" />
   <package id="System.Spatial" version="5.6.4" targetFramework="net451" />
   <package id="WindowsAzure.Storage" version="7.2.1" targetFramework="net451" />