diff --git a/science/py-OpenFermion-Dirac/Makefile b/science/py-OpenFermion-Dirac/Makefile
index 945ddc13caf1..e01bddd3ab4f 100644
--- a/science/py-OpenFermion-Dirac/Makefile
+++ b/science/py-OpenFermion-Dirac/Makefile
@@ -1,25 +1,25 @@
 PORTNAME=	OpenFermion-Dirac
-DISTVERSION=	g20200831
+DISTVERSION=	g20220812
 CATEGORIES=	science python # chemistry, quantum-computing
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Interface between OpenFermion and Dirac
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}OpenFermion>0:science/py-OpenFermion@${PY_FLAVOR} \
 		dirac-quantum-chemistry-software>0:science/dirac
 
 USES=		python
 USE_PYTHON=	distutils autoplist
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	bsenjean
 GH_PROJECT=	Openfermion-Dirac
-GH_TAGNAME=	cc08a66
+GH_TAGNAME=	2770eb1
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
diff --git a/science/py-OpenFermion-Dirac/distinfo b/science/py-OpenFermion-Dirac/distinfo
index 5dc84243e306..67fcd29b69fd 100644
--- a/science/py-OpenFermion-Dirac/distinfo
+++ b/science/py-OpenFermion-Dirac/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1660255225
-SHA256 (bsenjean-Openfermion-Dirac-g20200831-cc08a66_GH0.tar.gz) = 74fc13393a5849cb30e6484d8f325faf8109ef2978c6f72df62936ce83153998
-SIZE (bsenjean-Openfermion-Dirac-g20200831-cc08a66_GH0.tar.gz) = 35007
+TIMESTAMP = 1660289794
+SHA256 (bsenjean-Openfermion-Dirac-g20220812-2770eb1_GH0.tar.gz) = e0cee21031911b422f54df42ca735679a4ead668dfb85f8694071f06c2fc6bf4
+SIZE (bsenjean-Openfermion-Dirac-g20220812-2770eb1_GH0.tar.gz) = 36207