diff --git a/src/FakeADFS/packages.config b/src/FakeADFS/packages.config
index 978b926..521b2d6 100644
--- a/src/FakeADFS/packages.config
+++ b/src/FakeADFS/packages.config
@@ -21,7 +21,7 @@
   <package id="Microsoft.Net.Compilers" version="2.10.0" targetFramework="net461" developmentDependency="true" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net461" />
   <package id="Modernizr" version="2.8.3" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="12.0.1" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="System.Diagnostics.DiagnosticSource" version="4.5.1" targetFramework="net461" />
   <package id="WebGrease" version="1.6.0" targetFramework="net461" />
 </packages>
\ No newline at end of file