diff --git a/source/GitHubMvcCodeFlowClientManual/packages.config b/source/GitHubMvcCodeFlowClientManual/packages.config
index 032f007..10a8c48 100644
--- a/source/GitHubMvcCodeFlowClientManual/packages.config
+++ b/source/GitHubMvcCodeFlowClientManual/packages.config
@@ -19,7 +19,7 @@
   <package id="Newtonsoft.Json" version="6.0.6" targetFramework="net45" />
   <package id="Owin" version="1.0" targetFramework="net45" />
   <package id="Respond" version="1.4.2" targetFramework="net45" />
-  <package id="System.IdentityModel.Tokens.Jwt" version="4.0.1" targetFramework="net45" />
+  <package id="System.IdentityModel.Tokens.Jwt" version="5.7.0" targetFramework="net45" />
   <package id="Thinktecture.IdentityModel.Client" version="3.3.0" targetFramework="net45" />
   <package id="WebGrease" version="1.6.0" targetFramework="net45" />
 </packages>
\ No newline at end of file