diff --git a/config/default.toml b/config/default.toml
index c1d43f8..21431a6 100644
--- a/config/default.toml
+++ b/config/default.toml
@@ -1,6 +1,7 @@
 [server]
 port = 8282
 host = "127.0.0.1"
+# secret key needs to be 16 characters long or more
 secret_key = "CHANGE_ME"
 base_url = "http://localhost:8282"
 verify_requests = false