diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index 0a10d7488976..036447e200f2 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -1158,8 +1158,8 @@ in
       "sha256-4/Q39UsUYaluauoaLm6BOej+Krl2VbO1xKKo1orRIkI=";
 
   mypy-boto3-s3 =
-    buildMypyBoto3Package "s3" "1.42.67"
-      "sha256-OjqRiplJ8tb4Bx1JC4lo3c5jSqGVkGl1N+UYnL3KQD4=";
+    buildMypyBoto3Package "s3" "1.42.79"
+      "sha256-NTwMCEMM3fUVkiYYdeokwq64juVcyiMHLXbbZqkhoYg=";
 
   mypy-boto3-s3control =
     buildMypyBoto3Package "s3control" "1.42.37"