diff --git a/pyproject.toml b/pyproject.toml
index 3701e5c2..a6eb5533 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
     "python-ulid>=3.0.0,<4.0.0",
     "coolname>=2.2.0,<3.0.0",
     "pandas>=2.2.3,<3.0.0",
-    "fsspec[s3]>=2023.1.0,<=2025.3.0",
+    "fsspec[s3]>=2025.9.0,<=2025.9.0",
     "cyclopts>=3.22.2,<4.0.0",
     "rigging>=3.2.1,<4.0.0",
     "optuna>=4.5.0,<5.0.0",