diff --git a/apps/ios/Snowbound/Prototypes.swift b/apps/ios/Snowbound/Prototypes.swift
index 489f174c6979dcae2baa848c67fa7388a8906096..e4b9cab6eb09341cc0fcecc792702eb07c86c832 100644
--- a/apps/ios/Snowbound/Prototypes.swift
+++ b/apps/ios/Snowbound/Prototypes.swift
@@ -63,9 +63,10 @@ extension Prototype {
             field.placeholder = "Name"
             field.textContentType = .name
             field.autocapitalizationType = .words
-            NotificationCenter.default.addObserver(
-                forName: UITextField.textDidChangeNotification, object: field, queue: .main
-            ) { _ in save.isEnabled = !(field.text ?? "").trimmingCharacters(in: .whitespaces).isEmpty }
+            field.addAction(
+                UIAction { [weak field, weak save] _ in
+                    save?.isEnabled = !(field?.text ?? "").trimmingCharacters(in: .whitespaces).isEmpty
+                }, for: .editingChanged)
         }
         alert.addAction(UIAlertAction(title: "Not Now", style: .cancel))
         alert.addAction(save)