diff --git a/Chapter-10/EventFlowTestApplication/Stateless1/packages.config b/Chapter-10/EventFlowTestApplication/Stateless1/packages.config
index b737207..8594b24 100644
--- a/Chapter-10/EventFlowTestApplication/Stateless1/packages.config
+++ b/Chapter-10/EventFlowTestApplication/Stateless1/packages.config
@@ -24,7 +24,7 @@
   <package id="Microsoft.Win32.Primitives" version="4.3.0" targetFramework="net46" />
   <package id="NEST" version="5.3.1" targetFramework="net461" />
   <package id="NETStandard.Library" version="2.0.1" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="System.AppContext" version="4.3.0" targetFramework="net46" />
   <package id="System.Collections" version="4.3.0" targetFramework="net46" />
   <package id="System.Collections.Concurrent" version="4.3.0" targetFramework="net46" />