diff --git a/math/py-arviz/Makefile b/math/py-arviz/Makefile
index 89a1908f2e40..73ee574ac418 100644
--- a/math/py-arviz/Makefile
+++ b/math/py-arviz/Makefile
@@ -1,6 +1,6 @@
 PORTNAME=	arviz
 DISTVERSIONPREFIX=	v
-DISTVERSION=	0.19.0
+DISTVERSION=	0.20.0
 CATEGORIES=	math python
 #MASTER_SITES=	PYPI # missing test files
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
diff --git a/math/py-arviz/distinfo b/math/py-arviz/distinfo
index 0843cd1f2b20..f7a7dac268ae 100644
--- a/math/py-arviz/distinfo
+++ b/math/py-arviz/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1726456313
-SHA256 (arviz-devs-arviz-v0.19.0_GH0.tar.gz) = a810e4fa907dac81bf23789a35ba3ad2542aa2f4078688c9928d44cf9c9e668e
-SIZE (arviz-devs-arviz-v0.19.0_GH0.tar.gz) = 9381393
+TIMESTAMP = 1727590231
+SHA256 (arviz-devs-arviz-v0.20.0_GH0.tar.gz) = bf975726756d48e4e57a2a5131b1f9771786b25b8f0e9dbead85fdc1ac017979
+SIZE (arviz-devs-arviz-v0.20.0_GH0.tar.gz) = 9369175