diff --git a/README.md b/README.md
index 2ea8b58..e9347c9 100644
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@@ -8,6 +8,13 @@
   - The (E)UTxO-model
   - Running an example auction contract on a local Playground
   - Homework
+
+- [Lecture #2](https://youtu.be/E5KRk5y9KjQ)
+
+  - Triggering change.
+  - Low-level, untyped on-chain validation scripts.
+  - High-level, typed on-chain validation scripts.
+
 ## Code Examples
 
 - Lecture #1: [English Auction](code/week01)