diff --git a/www/py-dj40-drf-yasg/Makefile b/www/py-dj40-drf-yasg/Makefile
index 88dfb6e52d37..e77c40bc6a5a 100644
--- a/www/py-dj40-drf-yasg/Makefile
+++ b/www/py-dj40-drf-yasg/Makefile
@@ -1,37 +1,37 @@
 PORTNAME=	drf-yasg
-DISTVERSION=	1.20.0
+DISTVERSION=	1.21.3
 CATEGORIES=	www python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}dj40-
 
 MAINTAINER=	kai@FreeBSD.org
 COMMENT=	Yet Another Swagger Generator
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE.rst
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools_scm>=3.0.6:devel/py-setuptools_scm@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}django40>=2.2.16:www/py-django40@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}dj40-djangorestframework>=3.10.3:www/py-dj40-djangorestframework@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}coreapi>=2.3.3:devel/py-coreapi@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}coreschema>=0.0.4:devel/py-coreschema@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}inflection>=0.3.1:devel/py-inflection@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}ruamel.yaml>=0.15.34:devel/py-ruamel.yaml@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}six>=1.10.0:devel/py-six@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}ruamel.yaml>=0.16.13:devel/py-ruamel.yaml@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}pytz>=2021.1:devel/py-pytz@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}uritemplate>=3.0.0:net/py-uritemplate@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}packaging>0:devel/py-packaging@${PY_FLAVOR}
+		${PYTHON_PKGNAMEPREFIX}packaging>=21.0:devel/py-packaging@${PY_FLAVOR}
 
 USES=		python:3.6+
 USE_PYTHON=	distutils autoplist
 
 CONFLICTS_INSTALL=	${PYTHON_PKGNAMEPREFIX}*${PORTNAME}
 
 NO_ARCH=		yes
 
 OPTIONS_DEFINE=		VALIDATION
 OPTIONS_DEFAULT=	VALIDATION
 
 VALIDATION_DESC=	Enable built-in OpenAPI validation mechanisms
 VALIDATION_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}swagger-spec-validator>=2.1.0:devel/py-swagger-spec-validator@${PY_FLAVOR}
 
 .include <bsd.port.mk>
diff --git a/www/py-dj40-drf-yasg/distinfo b/www/py-dj40-drf-yasg/distinfo
index 20815e62ee72..768f07250e45 100644
--- a/www/py-dj40-drf-yasg/distinfo
+++ b/www/py-dj40-drf-yasg/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1604143828
-SHA256 (drf-yasg-1.20.0.tar.gz) = d50f197c7f02545d0b736df88c6d5cf874f8fea2507ad85ad7de6ae5bf2d9e5a
-SIZE (drf-yasg-1.20.0.tar.gz) = 1800321
+TIMESTAMP = 1659558608
+SHA256 (drf-yasg-1.21.3.tar.gz) = b2eebb438fa641503a08dac791be24183ea26dbcfe371a9824ea91f6e3a988aa
+SIZE (drf-yasg-1.21.3.tar.gz) = 6676843