diff --git a/devel/py-twisted/Makefile b/devel/py-twisted/Makefile
index 3f34d8f9d4d9..918ca37db275 100644
--- a/devel/py-twisted/Makefile
+++ b/devel/py-twisted/Makefile
@@ -1,8 +1,7 @@
 # Created by: Johann Visagie <wjv@FreeBSD.org>
 
 PORTNAME=	twisted
-PORTVERSION=	20.3.0
-PORTREVISION=	1
+PORTVERSION=	21.2.0
 CATEGORIES=	devel net python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
@@ -14,17 +13,17 @@ COMMENT=	Asynchronous networking framework written in Python
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}incremental>=16.10.1:devel/py-incremental@${PY_FLAVOR}
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}incremental>=21.3.0:devel/py-incremental@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}attrs>=19.2.0:devel/py-attrs@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}Automat>=0.3.0:devel/py-Automat@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}Automat>=0.8.0:devel/py-Automat@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}constantly>=15.1:devel/py-constantly@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}hyperlink>=17.1.1:www/py-hyperlink@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}incremental>=16.10.1:devel/py-incremental@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}PyHamcrest>=1.9.0:textproc/py-pyhamcrest@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}zope.interface>=4.4.2:devel/py-zope.interface@${PY_FLAVOR}
-TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}service_identity>0:security/py-service_identity@${PY_FLAVOR}
+		${PYTHON_PKGNAMEPREFIX}zope.interface>=4.4.2:devel/py-zope.interface@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}typing-extensions>=3.6.5:devel/py-typing-extensions@${PY_FLAVOR}
+TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}service_identity>0:security/py-service_identity@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}PyHamcrest>=1.9.0:textproc/py-pyhamcrest@${PY_FLAVOR}
 
-USES=		python:3.6+ tar:bzip2
+USES=		python:3.7+
 USE_PYTHON=	autoplist concurrent distutils
 
 OPTIONS_DEFINE=	CONCH HTTP2 SERIAL TLS
@@ -34,12 +33,12 @@ SERIAL_DESC=	Serial port extension
 
 CONCH_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}appdirs>=1.4.0:devel/py-appdirs@${PY_FLAVOR} \
 			${PYTHON_PKGNAMEPREFIX}bcrypt>=3.0.0:security/py-bcrypt@${PY_FLAVOR} \
-			${PYTHON_PKGNAMEPREFIX}cryptography>=2.5:security/py-cryptography@${PY_FLAVOR} \
+			${PYTHON_PKGNAMEPREFIX}cryptography>=2.6:security/py-cryptography@${PY_FLAVOR} \
 			${PYTHON_PKGNAMEPREFIX}pyasn1>=0:devel/py-pyasn1@${PY_FLAVOR}
 HTTP2_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}h2>=3.0<4.1:www/py-h2@${PY_FLAVOR} \
 			${PYTHON_PKGNAMEPREFIX}priority>=1.1.0<2.0:www/py-priority@${PY_FLAVOR}
 SERIAL_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pyserial>=3.0:comms/py-pyserial@${PY_FLAVOR}
-TLS_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}idna>=0.6:dns/py-idna@${PY_FLAVOR} \
+TLS_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}idna>=2.4:dns/py-idna@${PY_FLAVOR} \
 			${PYTHON_PKGNAMEPREFIX}openssl>=16.0.0:security/py-openssl@${PY_FLAVOR} \
 			${PYTHON_PKGNAMEPREFIX}service_identity>=18.1.0:security/py-service_identity@${PY_FLAVOR}
 
diff --git a/devel/py-twisted/distinfo b/devel/py-twisted/distinfo
index 4a671410548a..ad179c7b4c11 100644
--- a/devel/py-twisted/distinfo
+++ b/devel/py-twisted/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1584923087
-SHA256 (Twisted-20.3.0.tar.bz2) = d72c55b5d56e176563b91d11952d13b01af8725c623e498db5507b6614fc1e10
-SIZE (Twisted-20.3.0.tar.bz2) = 3127793
+TIMESTAMP = 1617029645
+SHA256 (Twisted-21.2.0.tar.gz) = 77544a8945cf69b98d2946689bbe0c75de7d145cdf11f391dd487eae8fc95a12
+SIZE (Twisted-21.2.0.tar.gz) = 3727284