diff --git a/pkgs/development/python-modules/fsspec/default.nix b/pkgs/development/python-modules/fsspec/default.nix
index 231c0b27f051..ee8e1ed82a01 100644
--- a/pkgs/development/python-modules/fsspec/default.nix
+++ b/pkgs/development/python-modules/fsspec/default.nix
@@ -38,14 +38,14 @@
 
 buildPythonPackage rec {
   pname = "fsspec";
-  version = "2025.10.0";
+  version = "2026.1.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "fsspec";
     repo = "filesystem_spec";
     tag = version;
-    hash = "sha256-rIn2m3lRhlJwkB54X4sRT9JH+e4pIIEt7dPjnknczjs=";
+    hash = "sha256-jwtFFjaAZbGY7PeR3ZZzai+el0SlyojyAkptaqNePhE=";
   };
 
   build-system = [
@@ -141,7 +141,7 @@ buildPythonPackage rec {
   meta = {
     description = "Specification that Python filesystems should adhere to";
     homepage = "https://github.com/fsspec/filesystem_spec";
-    changelog = "https://github.com/fsspec/filesystem_spec/raw/${version}/docs/source/changelog.rst";
+    changelog = "https://github.com/fsspec/filesystem_spec/raw/${src.tag}/docs/source/changelog.rst";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ nickcao ];
   };