diff --git a/math/py-gau2grid/Makefile b/math/py-gau2grid/Makefile
index 93eb4db78633..eb9c51cafbe0 100644
--- a/math/py-gau2grid/Makefile
+++ b/math/py-gau2grid/Makefile
@@ -2,29 +2,31 @@
 
 PORTNAME=	gau2grid
 DISTVERSIONPREFIX=	v
-DISTVERSION=	1.2.0
+DISTVERSION=	1.3.0
 CATEGORIES=	math python
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
+PATCH_SITES=	https://github.com/${GH_ACCOUNT}/${GH_PROJECT}/commit/
+PATCHFILES=	0deace28eaad3359a595e384daf7bb9dd157c0d6.patch:-p1
+
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Fast computation of a gaussian and its derivative on a grid
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-ONLY_FOR_ARCHS=	amd64
-ONLY_FOR_ARCHS_REASON=	BUG: ValueError: descr is not a valid dtype descriptor: '<f16' (see https://github.com/dgasmith/gau2grid/issues/25)
-
 BUILD_DEPENDS=	${PYNUMPY} \
 		cmake:devel/cmake
 RUN_DEPENDS=	${PYNUMPY}
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytest>0:devel/py-pytest@${PY_FLAVOR}
 
-USES=		python
+USES=		compiler:c11 python
 USE_GITHUB=	yes
 GH_ACCOUNT=	dgasmith
 USE_PYTHON=	distutils autoplist
 
+PLIST_FILES=	${PYTHON_SITELIBDIR}/gau2grid/libgg.so.1 # https://github.com/dgasmith/gau2grid/issues/33
+
 do-test:
 	@cd ${WRKSRC} && ${PYTHON_CMD} -m pytest
 
diff --git a/math/py-gau2grid/distinfo b/math/py-gau2grid/distinfo
index 189a7918ed6e..38ccf54fd833 100644
--- a/math/py-gau2grid/distinfo
+++ b/math/py-gau2grid/distinfo
@@ -1,3 +1,5 @@
-TIMESTAMP = 1538885352
-SHA256 (dgasmith-gau2grid-v1.2.0_GH0.tar.gz) = 5c0312256c794d17c806bafa4a755489d21d3985e44a4429e865b51e67666b9c
-SIZE (dgasmith-gau2grid-v1.2.0_GH0.tar.gz) = 124928
+TIMESTAMP = 1543900549
+SHA256 (dgasmith-gau2grid-v1.3.0_GH0.tar.gz) = 3e93304cb6b6871811f43c5491fe7d597dcf6432bd09cb1f70e6c41fa20ab1a2
+SIZE (dgasmith-gau2grid-v1.3.0_GH0.tar.gz) = 208146
+SHA256 (0deace28eaad3359a595e384daf7bb9dd157c0d6.patch) = 1f689856c9c691e9106e66365d5da337c7abcd1edb645c7ddfe9d6e39fb2e074
+SIZE (0deace28eaad3359a595e384daf7bb9dd157c0d6.patch) = 1051