diff --git a/src/sms_handler/server.py b/src/sms_handler/server.py
index db430e7..c9d1a0b 100755
--- a/src/sms_handler/server.py
+++ b/src/sms_handler/server.py
@@ -24,7 +24,7 @@ class MailSettings(BaseSettings):
     enable: bool = True
     sender: str = f"{USER}@{HOST_NAME}"
     to: str = f"{USER}@{HOST_NAME}"
-    subject: str = "SMS from {pretty_from}"
+    subject: str = """SMS from {pretty_from}"""
     template: str = textwrap.dedent(
         """\
         {text}
@@ -106,10 +106,14 @@ def main():
 
     parser = ArgumentParser(description=__doc__)
     parser.add_argument(
-        "-l", "--host", type=str, default="0.0.0.0", help="Address to listen to"
+        "-l",
+        "--host",
+        type=str,
+        default="0.0.0.0",
+        help="Address to listen to (default: 0.0.0.0)",
     )
     parser.add_argument(
-        "-p", "--port", type=int, default=8025, help="Port to listen to"
+        "-p", "--port", type=int, default=8025, help="Port to listen to (default: 8025)"
     )
     parser.add_argument(
         "-v", "--version", action="store_true", help="Print version and exit"