diff --git a/_config.yml b/_config.yml
index 1ae6397..e18699f 100644
--- a/_config.yml
+++ b/_config.yml
@@ -68,7 +68,7 @@ links:
     proj3: "Project 3: Classifying Movies"
   lec:
     demo:
-      demo01: "• Demo"
+      demo01: "    demo01: "• Demo"#8226; [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"
@@ -108,7 +108,7 @@ links:
       demo38: "• Demo"
       demo39: "• Demo"
     slides:
-      slide01: "Slides"
+      slide01: "[Slides](https://docs.google.com/presentation/d/1i0_Cw3QbkfnODzJFVhsajtejyqZcgJTNgChWKQvOZyE/edit?usp=sharing)"
       slide02: "[Slides](https://docs.google.com/presentation/d/1_lbv0tdhuyV3RmB-Avef7VNjsgcxkakMUqh6MhB3ics/edit?usp=sharing)"
       slide03: "Slides"
       slide04: "Slides"