diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index a1c2c67ae902..f6d436f9f356 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -766,8 +766,8 @@ in
       "sha256-Yb24aPwMfxgh4ftE8k6mCvvJCTuUCxD5J+GElQBMD+U=";
 
   mypy-boto3-lambda =
-    buildMypyBoto3Package "lambda" "1.42.8"
-      "sha256-Vd6tv68OXxGCN4MahNNfSNxxZM4r9+/ctU9UrvQCVgI=";
+    buildMypyBoto3Package "lambda" "1.42.37"
+      "sha256-lPfwcI+bX/pbiz621WS+HvQC67i4zZYEUzK3o7weoOA=";
 
   mypy-boto3-lex-models =
     buildMypyBoto3Package "lex-models" "1.42.3"