diff --git a/src/data/roadmaps/software-design-architecture/content/104-design-patterns/index.md b/src/data/roadmaps/software-design-architecture/content/104-design-patterns/index.md
index 7f19b7dd3..12b312ecf 100644
--- a/src/data/roadmaps/software-design-architecture/content/104-design-patterns/index.md
+++ b/src/data/roadmaps/software-design-architecture/content/104-design-patterns/index.md
@@ -13,3 +13,5 @@ Learn more from the following links:
 
 - [What Are Design Patterns?](https://www.youtube.com/watch?v=BWprw8UHIzA)
 - [Overview - Software Design Pattern](https://en.wikipedia.org/wiki/Software_design_pattern)
+- [Explaining, imaging and simplifying design patterns](https://refactoring.guru/design-patterns/what-is-pattern)
+