diff --git a/app/controllers/tutorials_controller.rb b/app/controllers/tutorials_controller.rb
index 3caa40d..d21b202 100644
--- a/app/controllers/tutorials_controller.rb
+++ b/app/controllers/tutorials_controller.rb
@@ -7,6 +7,7 @@ class TutorialsController < ApplicationController
   end
 
   def chapter1
+    return redirect_to tutorials_url unless tutorial_ready?
   end
 
   def log_tail