diff --git a/gitea/app.ini b/gitea/app.ini
index 7756e2e..c702a5e 100644
--- a/gitea/app.ini
+++ b/gitea/app.ini
@@ -85,11 +85,11 @@ NO_REPLY_ADDRESS                  = noreply.${GITEA_DOMAIN}
 JWT_SECRET = ${GITEA_OAUTH2_JWT_SECRET}
 
 [mailer]
-ENABLED = true
-HOST    = ${GITEA_MAILER_HOST}
-FROM    = ${GITEA_MAILER_FROM}
-USER    = ${GITEA_MAILER_USER}
-PASSWD  = ${GITEA_MAILER_PASSWD}
+ENABLED   = true
+SMTP_ADDR = ${GITEA_MAILER_HOST}
+FROM      = ${GITEA_MAILER_FROM}
+USER      = ${GITEA_MAILER_USER}
+PASSWD    = ${GITEA_MAILER_PASSWD}
 
 [openid]
 ENABLE_OPENID_SIGNIN = true