diff --git a/setup.cfg b/setup.cfg
index 6011032..df80930 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -27,7 +27,7 @@ package_dir=
 packages = find:
 install_requires=
     fsspec>=2023.9.2
-    oss2==2.18.4
+    oss2==2.18.6
     aiooss2>=0.2.11
 
 [options.extras_require]