diff --git a/textproc/py-custom_inherit/Makefile b/textproc/py-custom_inherit/Makefile
index bd6010045199..f72a86d92acf 100644
--- a/textproc/py-custom_inherit/Makefile
+++ b/textproc/py-custom_inherit/Makefile
@@ -1,17 +1,16 @@
 PORTNAME=	custom_inherit
-PORTVERSION=	2.3.1
-PORTREVISION=	1
+PORTVERSION=	2.4.1
 CATEGORIES=	textproc python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	skreuzer@FreeBSD.org
 COMMENT=	Package providing tools for inheriting docstrings in customizable ways
 WWW=		https://github.com/meowklaski/custom_inherit
 
 LICENSE=	MIT
 
-USES=		python
-USE_PYTHON=	autoplist distutils
+USES=		python:3.12+
+USE_PYTHON=	autoplist distutils flavors
 
 .include <bsd.port.mk>
diff --git a/textproc/py-custom_inherit/distinfo b/textproc/py-custom_inherit/distinfo
index b562849140cb..c718bb4916da 100644
--- a/textproc/py-custom_inherit/distinfo
+++ b/textproc/py-custom_inherit/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1611674010
-SHA256 (custom_inherit-2.3.1.tar.gz) = a0d104847b4cc1ae24e00061fc2e11da8766b019bf4c8c753822347366c8c49f
-SIZE (custom_inherit-2.3.1.tar.gz) = 30106
+TIMESTAMP = 1786207120
+SHA256 (custom_inherit-2.4.1.tar.gz) = 7052eb337bcce83551815264391cc4efc2bf70b295a3c52aba64f1ab57c3a8a2
+SIZE (custom_inherit-2.4.1.tar.gz) = 31193
diff --git a/textproc/py-custom_inherit/files/patch-versioneer.py b/textproc/py-custom_inherit/files/patch-versioneer.py
new file mode 100644
index 000000000000..090dbfc2b3c3
--- /dev/null
+++ b/textproc/py-custom_inherit/files/patch-versioneer.py
@@ -0,0 +1,14 @@
+--- versioneer.py.orig	2026-08-08 17:53:47 UTC
++++ versioneer.py
+@@ -339,9 +339,9 @@ def get_config_from_root(root):
+     # configparser.NoOptionError (if it lacks "VCS="). See the docstring at
+     # the top of versioneer.py for instructions on writing your setup.cfg .
+     setup_cfg = os.path.join(root, "setup.cfg")
+-    parser = configparser.SafeConfigParser()
++    parser = configparser.ConfigParser()
+     with open(setup_cfg, "r") as f:
+-        parser.readfp(f)
++        parser.read_file(f)
+     VCS = parser.get("versioneer", "VCS")  # mandatory
+ 
+     def get(parser, name):