diff --git a/README.md b/README.md
index 12e6fbe..a380a31 100644
--- a/README.md
+++ b/README.md
@@ -39,3 +39,4 @@ Look for:
 ```
 gpg: Good signature from "YourITtech.support" [...]
 ```
+> The warning 'This key is not certified with a trusted signature' is normal for a personal builder key and can be safely ignored; the important confirmation is the 'Good signature' line, which means the manifest file is authentic and unchanged from my signed build process.