diff --git a/README.md b/README.md
index f11f256f..afff8808 100644
--- a/README.md
+++ b/README.md
@@ -561,3 +561,4 @@ the full [playlist] is on youtube
 1. [python is removing the GIL! (PEP 703) (advanced)](https://youtu.be/OC2gnyfmwL8)
 1. [tuple syntax doesn't have parens (beginner - intermediate)](https://youtu.be/EDGJ2TMuppM)
 1. [what is `Symbol` in js (intermediate)](https://youtu.be/gZBQ8LIR6D4)
+1. [debugging a sentry test pollution! (intermediate)](https://youtu.be/YEIeKdBmuUY)