diff --git a/dp3/testEFCore/packages.config b/dp3/testEFCore/packages.config
index b059906..83629fd 100644
--- a/dp3/testEFCore/packages.config
+++ b/dp3/testEFCore/packages.config
@@ -22,7 +22,7 @@
   <package id="Microsoft.Extensions.Logging.Abstractions" version="3.1.1" targetFramework="net461" />
   <package id="Microsoft.Extensions.Options" version="3.1.1" targetFramework="net461" />
   <package id="Microsoft.Extensions.Primitives" version="3.1.1" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="SQLitePCLRaw.bundle_e_sqlite3" version="2.0.2" targetFramework="net461" />
   <package id="SQLitePCLRaw.core" version="2.0.2" targetFramework="net461" />
   <package id="SQLitePCLRaw.lib.e_sqlite3" version="2.0.2" targetFramework="net461" />