diff --git a/Large-app-how-to.md b/Large-app-how-to.md
index 9729d58..7b2c35e 100644
--- a/Large-app-how-to.md
+++ b/Large-app-how-to.md
@@ -220,7 +220,7 @@ The view is where we'll declare our Blueprint. Using url_prefix will prefix ever
 ```python
     from functools import wraps
 
-    from flask import g, flash
+    from flask import g, flash, redirect, url_for, request
 
     def requires_login(f):
       @wraps(f)