diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index cb62a659bee9..79ec9e467066 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -1162,8 +1162,8 @@ rec {
       "sha256-MWw9jSrR4rJP3y+FXjt4vvckjh9lQ0IDZLA7wqA90q4=";
 
   mypy-boto3-s3 =
-    buildMypyBoto3Package "s3" "1.39.2"
-      "sha256-4Zd+6TrVei2VM6OX5iVaQcobIGAYdiwc9GFCceb+3ok=";
+    buildMypyBoto3Package "s3" "1.39.5"
+      "sha256-szmpEo6W6vdPh8QO5CcR24LTGkUIW6eLJirnaDy55fA=";
 
   mypy-boto3-s3control =
     buildMypyBoto3Package "s3control" "1.39.2"