diff --git a/chatmaild/src/chatmaild/filtermail.py b/chatmaild/src/chatmaild/filtermail.py
index 859b628d..02331758 100644
--- a/chatmaild/src/chatmaild/filtermail.py
+++ b/chatmaild/src/chatmaild/filtermail.py
@@ -37,6 +37,7 @@ def check_encrypted(message):
 class BeforeQueueHandler:
     def __init__(self):
         self.send_rate_limiter = SendRateLimiter()
+        self.smtp = SMTPClient("localhost", "10025")
 
     async def handle_MAIL(self, server, session, envelope, address, mail_options):
         logging.info(f"handle_MAIL from {address}")
@@ -56,8 +57,7 @@ class BeforeQueueHandler:
         if error:
             return error
         logging.info("re-injecting the mail that passed checks")
-        client = SMTPClient("localhost", "10025")
-        client.sendmail(envelope.mail_from, envelope.rcpt_tos, envelope.content)
+        self.smtp.sendmail(envelope.mail_from, envelope.rcpt_tos, envelope.content)
         return "250 OK"