diff --git a/src/algorithms/sets/longest-common-subsequence/README.md b/src/algorithms/sets/longest-common-subsequence/README.md
index 7c9328e0..67734f17 100644
--- a/src/algorithms/sets/longest-common-subsequence/README.md
+++ b/src/algorithms/sets/longest-common-subsequence/README.md
@@ -23,3 +23,4 @@ made to a revision-controlled collection of files.
 
 - [Wikipedia](https://en.wikipedia.org/wiki/Longest_common_subsequence_problem)
 - [YouTube](https://www.youtube.com/watch?v=NnD96abizww&list=PLLXdhg_r2hKA7DPDsunoDZ-Z769jWn4R8)
+- [Interviewbit](https://www.interviewbit.com/blog/longest-common-subsequence/)