diff --git a/devel/py-cmdtest/Makefile b/devel/py-cmdtest/Makefile
index 3c8540be40fa..e5689871832e 100644
--- a/devel/py-cmdtest/Makefile
+++ b/devel/py-cmdtest/Makefile
@@ -1,30 +1,30 @@
 PORTNAME=	cmdtest
 PORTVERSION=	0.33.s20191128
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	devel
 MASTER_SITES=	http://git.liw.fi/cmdtest/snapshot/
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 DISTNAME=	${PORTNAME}-3cba2b5e030b05567057ba2b6720f4a87e6e1f4f
 
 MAINTAINER=	bapt@FreeBSD.org
 COMMENT=	Black box testing of Unix programs
 WWW=		https://liw.fi/cmdtest/
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}markdown>0:textproc/py-markdown@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}cliapp>0:devel/py-cliapp@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}ttystatus>0:devel/py-ttystatus@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}markdown>0:textproc/py-markdown@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}cliapp>0:devel/py-cliapp@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}ttystatus>0:devel/py-ttystatus@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	distutils concurrent autoplist
 NO_ARCH=	yes
 
 post-patch:
 	@${REINPLACE_CMD} -e "s,python3,${PYTHON_CMD},g ; s,share/man/,man/," ${WRKSRC}/setup.py
 
 .include <bsd.port.mk>
diff --git a/devel/py-cmdtest/files/patch-markdown b/devel/py-cmdtest/files/patch-markdown
new file mode 100644
index 000000000000..2d1793fd50ce
--- /dev/null
+++ b/devel/py-cmdtest/files/patch-markdown
@@ -0,0 +1,11 @@
+--- yarnlib/mdparser.py.orig	2019-11-28 08:54:47 UTC
++++ yarnlib/mdparser.py
+@@ -55,7 +55,7 @@ class GatherCodeBlocks(Treeprocessor):
+ 
+ class ParseScenarioTestBlocks(markdown.extensions.Extension):
+ 
+-    def extendMarkdown(self, md, md_globals):
++    def extendMarkdown(self, md):
+         self.blocks = []
+         self.gatherer = GatherCodeBlocks(self.blocks)
+         md.treeprocessors.add('gathercode', self.gatherer, '_end')