diff --git a/.env.example b/.env.example
index 06d6832..9f85750 100644
--- a/.env.example
+++ b/.env.example
@@ -42,7 +42,8 @@ MINT_INFO_MOTD="Message to users"
 MINT_INFO_ICON_URL="https://mint.host/icon.jpg"
 MINT_INFO_URLS=["https://mint.host", "http://mint8gv0sq5ul602uxt2fe0t80e3c2bi9fy0cxedp69v1vat6ruj81wv.onion"]
 
-MINT_PRIVATE_KEY=supersecretprivatekey
+# This is used to derive your mint's private keys. Store it securely.
+# MINT_PRIVATE_KEY=<openssl rand -hex 32>
 
 # Increment derivation path to rotate to a new keyset
 # Example: m/0'/0'/0' -> m/0'/0'/1'