diff --git a/examples/github-app-cdk/pyproject.toml b/examples/github-app-cdk/pyproject.toml
index 011a289..bb69d1b 100644
--- a/examples/github-app-cdk/pyproject.toml
+++ b/examples/github-app-cdk/pyproject.toml
@@ -11,7 +11,7 @@ dependencies = [
 [dependency-groups]
 dev = [
     "aws-lambda-powertools==3.29.0",
-    "boto3==1.43.30",
+    "boto3==1.43.34",
     "coverage==7.14.1",
     "PyJWT[crypto]==2.13.0",
     "pytest==9.1.0",
diff --git a/examples/github-app-cdk/uv.lock b/examples/github-app-cdk/uv.lock
index e8fdff7..d675b6d 100644
--- a/examples/github-app-cdk/uv.lock
+++ b/examples/github-app-cdk/uv.lock
@@ -85,30 +85,30 @@ wheels = [
 
 [[package]]
 name = "boto3"
-version = "1.43.30"
+version = "1.43.34"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "botocore" },
     { name = "jmespath" },
     { name = "s3transfer" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/f7/47/2db3e7c1317019d800a1b4181059656842b8aec69ad578ac01a73eba3b89/boto3-1.43.30.tar.gz", hash = "sha256:6b1ee360f363a457f67a8f5702f522043d8a32d67a97c362ad12075d8b5b531e", size = 113154, upload-time = "2026-06-15T20:32:58.123Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/01/ac/178eb7f96bb6d5771105fe998b8b34512ef3f7ce9e2f1ab8d018df935bee/boto3-1.43.34.tar.gz", hash = "sha256:444207c6c883d4df3ea3b2c36df43ad492b86e0b889eebd2fc1d5ea8db0a8a1a", size = 112656, upload-time = "2026-06-19T19:33:39.366Z" }
 wheels = [
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+    { url = "https://files.pythonhosted.org/packages/4c/5f/ac0872df61c3cea3539252f867cf8d76c226e4952f52a981b3fa54381060/boto3-1.43.34-py3-none-any.whl", hash = "sha256:42595057324606928c6e2432b3093978e4d722e0d432bce942f2a385702c0a43", size = 140029, upload-time = "2026-06-19T19:33:37.807Z" },
 ]
 
 [[package]]
 name = "botocore"
-version = "1.43.30"
+version = "1.43.34"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "jmespath" },
     { name = "python-dateutil" },
     { name = "urllib3" },
 ]
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+sdist = { url = "https://files.pythonhosted.org/packages/3c/0d/559cdceb9f6acea6b91404970b7973e28a4434fa8a70eb1416b0af478d86/botocore-1.43.34.tar.gz", hash = "sha256:ccc973cf30c6445b30afe5760f6dc949a80f1f862cb23d9c45747f2c814ece77", size = 15591382, upload-time = "2026-06-19T19:33:28.561Z" }
 wheels = [
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+    { url = "https://files.pythonhosted.org/packages/d5/ea/dc5aab38e2b3f63380810465fab92c836e9e8bce458eba4a8a896f25e1d2/botocore-1.43.34-py3-none-any.whl", hash = "sha256:238a0269f33c5914b9343900b44767e783b3e8b6dcb6e065eac8b4495601c5df", size = 15277590, upload-time = "2026-06-19T19:33:24.562Z" },
 ]
 
 [[package]]
@@ -384,7 +384,7 @@ requires-dist = [
 [package.metadata.requires-dev]
 dev = [
     { name = "aws-lambda-powertools", specifier = "==3.29.0" },
-    { name = "boto3", specifier = "==1.43.30" },
+    { name = "boto3", specifier = "==1.43.34" },
     { name = "coverage", specifier = "==7.14.1" },
     { name = "pyjwt", extras = ["crypto"], specifier = "==2.13.0" },
     { name = "pytest", specifier = "==9.1.0" },
@@ -509,14 +509,14 @@ wheels = [
 
 [[package]]
 name = "s3transfer"
-version = "0.18.0"
+version = "0.19.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "botocore" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/e0/1f/12417f7f493fc45e1f9fd5d4a9b6c125cf8d2cf3f8ddbdfab3e76406e9d6/s3transfer-0.18.0.tar.gz", hash = "sha256:3760b8b7ec1315da54048b2d626276732bee4300d054d492d4e1d43e20d4ecbd", size = 160560, upload-time = "2026-05-28T19:39:09.124Z" }
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 wheels = [
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+    { url = "https://files.pythonhosted.org/packages/46/5f/4c174edad94f82de888ac00a5ddd8d07b35609b6c94f0bdf4d74af57703e/s3transfer-0.19.0-py3-none-any.whl", hash = "sha256:777cc2415536f1debadb5c2ef7779275d0fc0fe0e042411cdd6caebeb2685262", size = 90101, upload-time = "2026-06-16T19:44:50.439Z" },
 ]
 
 [[package]]