diff --git a/Chapter9_10_11_Entity_Framework/Exercise1/Lottery.UI/packages.config b/Chapter9_10_11_Entity_Framework/Exercise1/Lottery.UI/packages.config
index 6a3fe5c..c255cc7 100644
--- a/Chapter9_10_11_Entity_Framework/Exercise1/Lottery.UI/packages.config
+++ b/Chapter9_10_11_Entity_Framework/Exercise1/Lottery.UI/packages.config
@@ -29,7 +29,7 @@
   <package id="Microsoft.IdentityModel.Protocols" version="6.8.0" targetFramework="net472" />
   <package id="Microsoft.IdentityModel.Protocols.OpenIdConnect" version="6.8.0" targetFramework="net472" />
   <package id="Microsoft.IdentityModel.Tokens" version="6.8.0" targetFramework="net472" />
-  <package id="Newtonsoft.Json" version="12.0.3" targetFramework="net472" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net472" />
   <package id="Remotion.Linq" version="2.2.0" targetFramework="net461" />
   <package id="System.Buffers" version="4.5.1" targetFramework="net472" />
   <package id="System.Collections.Immutable" version="1.7.1" targetFramework="net472" />