diff --git a/dotenv.example b/dotenv.example
index 0c852658c0..77c28e4c53 100644
--- a/dotenv.example
+++ b/dotenv.example
@@ -58,6 +58,8 @@ OSEM_SMTP_USERNAME=""
 OSEM_SMTP_PASSWORD=""
 OSEM_SMTP_AUTHENTICATION=""
 OSEM_SMTP_DOMAIN=""
+OSEM_SMTP_ENABLE_STARTTLS_AUTO=""
+OSEM_SMTP_OPENSSL_VERIFY_MODE=""
 
 # Enable the usage of the devise ichain plugin
 OSEM_ICHAIN_ENABLED=false