diff --git a/pkgs/development/python-modules/mypy-boto3-s3/default.nix b/pkgs/development/python-modules/mypy-boto3-s3/default.nix
index c77dc3846636..a329d5ab9e51 100644
--- a/pkgs/development/python-modules/mypy-boto3-s3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3-s3/default.nix
@@ -8,14 +8,14 @@
 
 buildPythonPackage rec {
   pname = "mypy-boto3-s3";
-  version = "1.22.0.post1";
+  version = "1.22.6";
   format = "setuptools";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-lOpsygYi1iCZ9DgqOjfJ4HL9PvRmLqMpEWqgeOyFCI4=";
+    hash = "sha256-b+Rf7mYifN5KXAECg7goCDlD/S1W7sTh06In1mp4NR4=";
   };
 
   propagatedBuildInputs = [