diff --git a/log4net.Azure.Tests/packages.config b/log4net.Azure.Tests/packages.config
index cd9434b..26fef40 100644
--- a/log4net.Azure.Tests/packages.config
+++ b/log4net.Azure.Tests/packages.config
@@ -5,7 +5,7 @@
   <package id="Microsoft.Data.Edm" version="5.8.4" targetFramework="net472" />
   <package id="Microsoft.Data.OData" version="5.8.4" targetFramework="net472" />
   <package id="Microsoft.Data.Services.Client" version="5.8.4" targetFramework="net472" />
-  <package id="Newtonsoft.Json" version="12.0.2" targetFramework="net472" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net472" />
   <package id="System.Spatial" version="5.8.4" targetFramework="net472" />
   <package id="WindowsAzure.Storage" version="9.3.3" targetFramework="net472" />
 </packages>
\ No newline at end of file