diff --git a/courses/free-courses-en.md b/courses/free-courses-en.md
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 ### Graph Theory
 
+* [Graph Theory](https://www.youtube.com/playlist?list=PLZ6w_oR8t_Pw4P3t5be9WMhj1ISH7yFWI) - Soumen Maity (Graph Theory)
 * [Graph Theory](https://youtube.com/playlist?list=PLztBpqftvzxXBhbYxoaZJmnZF6AUQr1mH) - Wrath of Math
 * [Graph Theory - DM](https://youtube.com/playlist?list=PLYrahs7hsYIQiSNxTfZndQz7jWPXsA1ur) - SCCI Labs IIT Ropar
 * [Graph Theory Playlist](https://youtube.com/playlist?list=PLDV1Zeh2NRsDGO4--qE8yH72HFL1Km93P) - WilliamFiset