diff --git a/filesystems/py-fsspec/Makefile b/filesystems/py-fsspec/Makefile
index cea4aa7c15da..afef9e771121 100644
--- a/filesystems/py-fsspec/Makefile
+++ b/filesystems/py-fsspec/Makefile
@@ -1,28 +1,28 @@
 PORTNAME=	fsspec
-PORTVERSION=	2026.3.0
+PORTVERSION=	2026.4.0
 CATEGORIES=	filesystems devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	File-system specification
 WWW=		https://filesystem-spec.readthedocs.io/en/latest/ \
 		https://github.com/fsspec/filesystem_spec
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}hatch-vcs>=0:devel/py-hatch-vcs@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}hatchling>=1.27.0:devel/py-hatchling@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	autoplist concurrent pep517
 
 NO_ARCH=	yes
 
 OPTIONS_DEFINE=	GITHUB
 GITHUB_DESC=	GitHub file system
 
 GITHUB_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}requests>=0:www/py-requests@${PY_FLAVOR}
 
 .include <bsd.port.mk>
diff --git a/filesystems/py-fsspec/distinfo b/filesystems/py-fsspec/distinfo
index 8cd39aca76fb..d40df8befbd1 100644
--- a/filesystems/py-fsspec/distinfo
+++ b/filesystems/py-fsspec/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1775587488
-SHA256 (fsspec-2026.3.0.tar.gz) = 1ee6a0e28677557f8c2f994e3eea77db6392b4de9cd1f5d7a9e87a0ae9d01b41
-SIZE (fsspec-2026.3.0.tar.gz) = 313547
+TIMESTAMP = 1777572542
+SHA256 (fsspec-2026.4.0.tar.gz) = 301d8ac70ae90ef3ad05dcf94d6c3754a097f9b5fe4667d2787aa359ec7df7e4
+SIZE (fsspec-2026.4.0.tar.gz) = 312760