diff --git a/README.md b/README.md
index 9ed3da9..35784d3 100644
--- a/README.md
+++ b/README.md
@@ -207,7 +207,7 @@ ssb#  ed25519/085A93EB5D85EE54  created: 2026-03-10  expires: 2035-03-08
 
 ```
 
-Any time you change the yubikey you use you have to delete (`gpg --delete-key`) and refetch the key (`gpg --card-edit fetch`).
+Any time you change the yubikey you use you have to delete (`gpg --delete-key`), refetch the key (`gpg --card-edit fetch`), and set the trust to full (`gpg --edit-key 01B157D574FEDBB2 and then put ultimate trust in the key`)