diff --git a/entity-framework/ef6/fundamentals/testing/testability-article.md b/entity-framework/ef6/fundamentals/testing/testability-article.md
index d73833f5b5..f15157d125 100644
--- a/entity-framework/ef6/fundamentals/testing/testability-article.md
+++ b/entity-framework/ef6/fundamentals/testing/testability-article.md
@@ -958,8 +958,8 @@ In this paper we’ve demonstrated several approaches to creating testable code
 -   Robert C. Martin, “ [The Single Responsibility Principle](https://www.objectmentor.com/resources/articles/srp.pdf)”
 -   Martin Fowler, [Catalog of Patterns](https://www.martinfowler.com/eaaCatalog/index.html) from *Patterns of Enterprise Application Architecture*
 -   Griffin Caprio, “ [Dependency Injection](https://msdn.microsoft.com/magazine/cc163739.aspx)”
--   Data Programmability Blog, “ [Walkthrough: Test Driven Development with the Entity Framework 4.0](https://docs.microsoft.com/en-us/archive/blogs/adonet/walkthrough-test-driven-development-with-the-entity-framework-4-0)”.
--   Data Programmability Blog, “ [Using Repository and Unit of Work patterns with Entity Framework 4.0](https://docs.microsoft.com/en-us/archive/blogs/adonet/using-repository-and-unit-of-work-patterns-with-entity-framework-4-0)”
+-   Data Programmability Blog, “ [Walkthrough: Test Driven Development with the Entity Framework 4.0](https://docs.microsoft.com/archive/blogs/adonet/walkthrough-test-driven-development-with-the-entity-framework-4-0)”.
+-   Data Programmability Blog, “ [Using Repository and Unit of Work patterns with Entity Framework 4.0](https://docs.microsoft.com/archive/blogs/adonet/using-repository-and-unit-of-work-patterns-with-entity-framework-4-0)”
 -   Aaron Jensen, “ [Introducing Machine Specifications](http://codebetter.com/blogs/aaron.jensen/archive/2008/05/08/introducing-machine-specifications-or-mspec-for-short.aspx)”
 -   Eric Lee, “ [BDD with MSTest](https://saintgimp.org/2009/01/20/bdd-with-mstest/)”
 -   Eric Evans, “ [Domain Driven Design](https://books.google.com/books?id=7dlaMs0SECsC&printsec=frontcover&dq=evans%20domain%20driven%20design&hl=en&ei=cHztS6C8KIaglAfA_dS1CA&sa=X&oi=book_result&ct=result&resnum=1&ved=0CCoQ6AEwAA)”