diff --git a/pkgs/development/python-modules/s3transfer/default.nix b/pkgs/development/python-modules/s3transfer/default.nix
index 0c227bc6377..3020ab68ec7 100644
--- a/pkgs/development/python-modules/s3transfer/default.nix
+++ b/pkgs/development/python-modules/s3transfer/default.nix
@@ -14,11 +14,11 @@
 
 buildPythonPackage rec {
   pname = "s3transfer";
-  version = "0.2.0";
+  version = "0.2.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "f23d5cb7d862b104401d9021fc82e5fa0e0cf57b7660a1331425aab0c691d021";
+    sha256 = "6efc926738a3cd576c2a79725fed9afde92378aa5c6a957e3af010cb019fac9d";
   };
 
   outputs = [ "out" "dev" ];