diff --git a/_config.yml b/_config.yml
index ff7e6e6..ca319cb 100644
--- a/_config.yml
+++ b/_config.yml
@@ -68,7 +68,7 @@ links:
     proj3: "Project 3: Classifying Movies"
   lec:
     demo:
-      demo01: "• Demo"
+      demo01: "• [Demo](https://data8.datahub.berkeley.edu/hub/user-redirect/git-pull?repo=https://github.com/data-8/materials-su24&urlpath=tree/materials-su24/lec/lec01/lec01.ipynb&branch=main)"
       demo02: ""
       demo03: "• Demo"
       demo04: "• Demo"