diff --git a/backend/poetry.lock b/backend/poetry.lock
index 44357e703..f496c13a6 100644
--- a/backend/poetry.lock
+++ b/backend/poetry.lock
@@ -212,18 +212,18 @@ test-tox-coverage = ["coverage (>=5.5)"]
 
 [[package]]
 name = "boto3"
-version = "1.42.8"
+version = "1.42.11"
 description = "The AWS SDK for Python"
 optional = false
 python-versions = ">=3.9"
 groups = ["main"]
 files = [
-    {file = "boto3-1.42.8-py3-none-any.whl", hash = "sha256:747acc83488fc80b0e7d1c4ff0c533039ff3ede21bdbd4e89544e25b010b070c"},
-    {file = "boto3-1.42.8.tar.gz", hash = "sha256:e967706af5887339407481562c389c612d5eae641eb854ddd59026d049df740e"},
+    {file = "boto3-1.42.11-py3-none-any.whl", hash = "sha256:54939f7fc1b2777771c2a66ecc77025b2af86e567b5cf68d30dc3838205f0a4a"},
+    {file = "boto3-1.42.11.tar.gz", hash = "sha256:2537d9462b70f4432385202709d1c8aa2291f802cfd8588d33334112116c554a"},
 ]
 
 [package.dependencies]
-botocore = ">=1.42.8,<1.43.0"
+botocore = ">=1.42.11,<1.43.0"
 jmespath = ">=0.7.1,<2.0.0"
 s3transfer = ">=0.16.0,<0.17.0"
 
@@ -232,14 +232,14 @@ crt = ["botocore[crt] (>=1.21.0,<2.0a0)"]
 
 [[package]]
 name = "botocore"
-version = "1.42.8"
+version = "1.42.11"
 description = "Low-level, data-driven core of boto 3."
 optional = false
 python-versions = ">=3.9"
 groups = ["main"]
 files = [
-    {file = "botocore-1.42.8-py3-none-any.whl", hash = "sha256:4cb89c74dd9083d16e45868749b999265a91309b2499907c84adeffa0a8df89b"},
-    {file = "botocore-1.42.8.tar.gz", hash = "sha256:4921aa454f82fed0880214eab21126c98a35fe31ede952693356f9c85ce3574b"},
+    {file = "botocore-1.42.11-py3-none-any.whl", hash = "sha256:73b0796870f16ccd44729c767ade20e8ed62b31b3aa2be07b35377338dcf6d7c"},
+    {file = "botocore-1.42.11.tar.gz", hash = "sha256:4c5278b9e0f6217f428aade811d409e321782bd14f0a202ff95a298d841be1f7"},
 ]
 
 [package.dependencies]
@@ -1011,18 +1011,6 @@ websockets = ">=15.0.1"
 anthropic = ["anthropic (>=0.40.0)"]
 openai = ["openai (>=1.102.0)"]
 
-[[package]]
-name = "filelock"
-version = "3.20.1"
-description = "A platform independent file lock."
-optional = false
-python-versions = ">=3.10"
-groups = ["main"]
-files = [
-    {file = "filelock-3.20.1-py3-none-any.whl", hash = "sha256:15d9e9a67306188a44baa72f569d2bfd803076269365fdea0934385da4dc361a"},
-    {file = "filelock-3.20.1.tar.gz", hash = "sha256:b8360948b351b80f420878d8516519a2204b07aefcdcfd24912a5d33127f188c"},
-]
-
 [[package]]
 name = "freezegun"
 version = "1.5.5"
@@ -3422,4 +3410,4 @@ type = ["pytest-mypy"]
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.13"
-content-hash = "e486855a31f8c272fff58b7bc93f8b8ee2285974736cf073431a2276f692892e"
+content-hash = "6de1a2d9a7a5e662d76389bc1661b054d24c04e4fc23d2ef77e165a7d618b4ae"
diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 79609126b..9f58c2c1f 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -33,7 +33,7 @@ pyyaml = "^6.0.3"
 pyjwt = "^2.10.1"
 shortuuid = "^1.0.13"
 pytz = "^2025.2"
-boto3 = "^1.42.8"
+boto3 = "^1.42.11"
 jinja2 = "^3.1.6"
 asgi-correlation-id = "^4.3.4"
 cryptography = "^46.0.3"