diff --git a/conf/bitwarden_rs.env b/conf/bitwarden_rs.env
index acaecda..ddf3c50 100644
--- a/conf/bitwarden_rs.env
+++ b/conf/bitwarden_rs.env
@@ -182,7 +182,7 @@ ROCKET_WORKERS=1
 ## Mail specific settings, set SMTP_HOST and SMTP_FROM to enable the mail service.
 ## To make sure the email links are pointing to the correct host, set the DOMAIN variable.
 ## Note: if SMTP_USERNAME is specified, SMTP_PASSWORD is mandatory
-SMTP_HOST=localhost
+SMTP_HOST=127.0.0.1
 SMTP_FROM=bitwarden-rs@__DOMAIN__
 SMTP_FROM_NAME=Bitwarden_RS
 SMTP_PORT=25