diff --git a/lambda/requirements-dev.txt b/lambda/requirements-dev.txt
index c887a56..e6e3b0c 100644
--- a/lambda/requirements-dev.txt
+++ b/lambda/requirements-dev.txt
@@ -7,6 +7,6 @@ isort==7.0.0
 flake8==7.3.0
 Flake8-pyproject==1.2.4
 mypy==1.19.1
-types-boto3==1.42.39
+types-boto3==1.42.42
 hypothesis>=6.0.0
 types-requests==2.32.4.20260107