diff --git a/target/scripts/startup/setup.d/oauth2.sh b/target/scripts/startup/setup.d/oauth2.sh
index adc33e6d..be0cef8a 100644
--- a/target/scripts/startup/setup.d/oauth2.sh
+++ b/target/scripts/startup/setup.d/oauth2.sh
@@ -3,6 +3,7 @@
 function _setup_oauth2() {
   _log 'debug' 'Setting up OAUTH2'
 
+  # Enable OAuth2 PassDB (Authentication):
   sed -i -e '/\!include auth-oauth2\.conf\.ext/s/^#//' /etc/dovecot/conf.d/10-auth.conf
 
   _log 'trace' "Configuring Dovecot OAUTH2"