diff --git a/lectures/_config.yml b/lectures/_config.yml
index 00e4a256..6e0c94ac 100644
--- a/lectures/_config.yml
+++ b/lectures/_config.yml
@@ -3,7 +3,7 @@ author: Thomas J. Sargent & John Stachurski
 logo: _static/qe-logo-large.png
 
 execute:
-  execute_notebooks: "off"
+  execute_notebooks: "cache"
   timeout: 60
 #   run_in_temp: true