diff --git a/config.yml.tmpl b/config.yml.tmpl
index e527ea5..67b6b9a 100644
--- a/config.yml.tmpl
+++ b/config.yml.tmpl
@@ -5,8 +5,10 @@ service:
   JWTSecret: {{ secret "jwt_secret" }}
 database:
   password: "{{ secret "db_password" }}"
+{{ if eq (env "VIKUNJA_MAILER_ENABLED") "true" }}
 mailer:
   password: {{ secret "smtp_password" }}
+{{ end }}
 {{ if eq (env "OAUTH_ENABLED") "true" }}
 auth:
   openid: