diff --git a/mail/py-postfix-mta-sts-resolver/Makefile b/mail/py-postfix-mta-sts-resolver/Makefile
index acb800ddd3c8..76e6cfb40856 100644
--- a/mail/py-postfix-mta-sts-resolver/Makefile
+++ b/mail/py-postfix-mta-sts-resolver/Makefile
@@ -1,7 +1,7 @@
 # $FreeBSD$
 
 PORTNAME=	postfix-mta-sts-resolver
-PORTVERSION=	0.7.2
+PORTVERSION=	0.7.3
 DISTVERSIONPREFIX=v
 CATEGORIES=	mail python
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
diff --git a/mail/py-postfix-mta-sts-resolver/distinfo b/mail/py-postfix-mta-sts-resolver/distinfo
index 0df81f5c0708..5b55eef0b8ee 100644
--- a/mail/py-postfix-mta-sts-resolver/distinfo
+++ b/mail/py-postfix-mta-sts-resolver/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1578764689
-SHA256 (Snawoot-postfix-mta-sts-resolver-v0.7.2_GH0.tar.gz) = e5934c0ef39060e10be43d113bb81b830dd8ca02aff16022025c39993bda9526
-SIZE (Snawoot-postfix-mta-sts-resolver-v0.7.2_GH0.tar.gz) = 43533
+TIMESTAMP = 1578858389
+SHA256 (Snawoot-postfix-mta-sts-resolver-v0.7.3_GH0.tar.gz) = 3b929fc7da60547dbe34f8c07aa5b9c3dd6c195052db160b71ca74d820536ba2
+SIZE (Snawoot-postfix-mta-sts-resolver-v0.7.3_GH0.tar.gz) = 43866
diff --git a/mail/py-postfix-mta-sts-resolver/files/patch-postfix__mta__sts__resolver_daemon.py b/mail/py-postfix-mta-sts-resolver/files/patch-postfix__mta__sts__resolver_daemon.py
deleted file mode 100644
index 61789ebe9579..000000000000
--- a/mail/py-postfix-mta-sts-resolver/files/patch-postfix__mta__sts__resolver_daemon.py
+++ /dev/null
@@ -1,22 +0,0 @@
---- postfix_mta_sts_resolver/daemon.py.orig	2020-01-11 21:18:26 UTC
-+++ postfix_mta_sts_resolver/daemon.py
-@@ -7,7 +7,6 @@ import logging
- import signal
- from functools import partial
- 
--from sdnotify import SystemdNotifier
- from . import utils
- from . import defaults
- from .responder import STSSocketmapResponder
-@@ -72,11 +71,8 @@ async def amain(cfg, loop):  # pragma: no cover
-     sig_handler = partial(exit_handler, exit_event)
-     signal.signal(signal.SIGTERM, sig_handler)
-     signal.signal(signal.SIGINT, sig_handler)
--    notifier = await loop.run_in_executor(None, SystemdNotifier)
--    await loop.run_in_executor(None, notifier.notify, "READY=1")
-     await exit_event.wait()
-     logger.debug("Eventloop interrupted. Shutting down server...")
--    await loop.run_in_executor(None, notifier.notify, "STOPPING=1")
-     beat.cancel()
-     await responder.stop()
- 
diff --git a/mail/py-postfix-mta-sts-resolver/files/patch-setup.py b/mail/py-postfix-mta-sts-resolver/files/patch-setup.py
deleted file mode 100644
index 6a8e808bd7b7..000000000000
--- a/mail/py-postfix-mta-sts-resolver/files/patch-setup.py
+++ /dev/null
@@ -1,10 +0,0 @@
---- setup.py.orig	2020-01-11 21:21:32 UTC
-+++ setup.py
-@@ -23,7 +23,6 @@ setup(name='postfix_mta_sts_resolver',
-           'aiodns>=1.1.1',
-           'aiohttp>=3.4.4',
-           'PyYAML>=3.12',
--          'sdnotify>=0.3.2',
-       ],
-       extras_require={
-           'sqlite': 'aiosqlite>=0.10.0',