diff --git a/_notebook_repo/README.md b/_notebook_repo/README.md
index 3bd13ee4..9baf38d8 100644
--- a/_notebook_repo/README.md
+++ b/_notebook_repo/README.md
@@ -4,4 +4,4 @@
 
 Notebooks for https://python-programming.quantecon.org
 
-**Note:** This README should be edited [here](https://github.com/quantecon/lecture-python-programming.myst/.binder)
+**Note:** This README should be edited [here](https://github.com/quantecon/lecture-python-programming/.binder)
diff --git a/lectures/_config.yml b/lectures/_config.yml
index af2a4939..ddae340d 100644
--- a/lectures/_config.yml
+++ b/lectures/_config.yml
@@ -42,7 +42,7 @@ sphinx:
       dark_logo: quantecon-logo-transparent.png
       header_organisation_url: https://quantecon.org
       header_organisation: QuantEcon
-      repository_url: https://github.com/QuantEcon/lecture-python-programming.myst
+      repository_url: https://github.com/QuantEcon/lecture-python-programming
       nb_repository_url: https://github.com/QuantEcon/lecture-python-programming.notebooks
       path_to_docs: lectures
       twitter: quantecon