diff --git a/pkgs/development/python-modules/oss2/default.nix b/pkgs/development/python-modules/oss2/default.nix
index 52fc79baed4..62a98425a9d 100644
--- a/pkgs/development/python-modules/oss2/default.nix
+++ b/pkgs/development/python-modules/oss2/default.nix
@@ -16,7 +16,7 @@
 
 buildPythonPackage rec {
   pname = "oss2";
-  version = "2.18.1";
+  version = "2.18.2";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "aliyun";
     repo = "aliyun-oss-python-sdk";
     rev = "refs/tags/${version}";
-    hash = "sha256-4P2o10FhnLwRkhRYS+LzY+ugWPQgz+Tddn9XYR17018=";
+    hash = "sha256-xbbdzuaUvFnXA5glGr/1/s1Bm28d4XbtuvCKaj8Js68=";
   };
 
   nativeBuildInputs = [