diff --git a/content/session/unsound-2020-session-1.md b/content/session/unsound-2020-session-1.md
index 621c4ca..29eee9f 100644
--- a/content/session/unsound-2020-session-1.md
+++ b/content/session/unsound-2020-session-1.md
@@ -18,4 +18,4 @@ Runsheet:
 
 Full documentation:
 
-{{< youtube ddnvR7IGpes >}}
\ No newline at end of file
+{{< youtube iUbglqQLdrI >}}
\ No newline at end of file