diff --git a/src/data/roadmaps/flutter/content/106-design-principles/102-solid-principles.md b/src/data/roadmaps/flutter/content/106-design-principles/102-solid-principles.md
index d943a1369..20c649a45 100644
--- a/src/data/roadmaps/flutter/content/106-design-principles/102-solid-principles.md
+++ b/src/data/roadmaps/flutter/content/106-design-principles/102-solid-principles.md
@@ -4,3 +4,4 @@ Learn more from the following links:
 
 - [S.O.L.I.D Principles](https://www.youtube.com/watch?v=fvNTJang7l4)
 - [Overview of S.O.L.I.D Principles In Dart](https://medium.flutterdevs.com/s-o-l-i-d-principles-in-dart-e6c0c8d1f8f1)
+- [The S.O.L.I.D Principles in Pictures](https://medium.com/backticks-tildes/the-s-o-l-i-d-principles-in-pictures-b34ce2f1e898)
\ No newline at end of file