diff --git a/vulnerable_asp_net_framework/vulnerable_asp_net_framework/packages.config b/vulnerable_asp_net_framework/vulnerable_asp_net_framework/packages.config
old mode 100755
new mode 100644
index a510aa34..6c177423
--- a/vulnerable_asp_net_framework/vulnerable_asp_net_framework/packages.config
+++ b/vulnerable_asp_net_framework/vulnerable_asp_net_framework/packages.config
@@ -15,7 +15,7 @@
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="2.0.0" targetFramework="net461" />
   <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="8.0.3" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="System.Data.SQLite" version="1.0.111.0" targetFramework="net461" />
   <package id="System.Data.SQLite.Core" version="1.0.111.0" targetFramework="net461" />
   <package id="System.Data.SQLite.EF6" version="1.0.111.0" targetFramework="net461" />