diff --git a/fly.toml b/fly.toml
index 53516d5..5113b67 100644
--- a/fly.toml
+++ b/fly.toml
@@ -16,6 +16,13 @@ primary_region = 'fra'
   min_machines_running = 0
   processes = ['app']
 
+[env]
+MAIL_SERVER = "smtp.ionos.de"
+MAIL_PORT = 587
+MAIL_USE_TLS = 1
+MAIL_USERNAME = jens@luedicke.cloud
+MAIL_DEFAULT_SENDER = "jens@luedicke.cloud"
+
 [[vm]]
   cpu_kind = 'shared'
   cpus = 1