diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 615eaf9f..4cf2aedd 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -7,7 +7,7 @@ requires-python = ">=3.13"
 dependencies = [
     "azure-storage-blob>=12.30.2",
     "beanie>=2.2.0",
-    "boto3>=1.43.97",
+    "boto3>=1.43.103",
     "celery[redis]>=5.3.1",
     "colorlog>=6.12.0",
     "faker>=40.39.0",
diff --git a/backend/uv.lock b/backend/uv.lock
index f0123c73..70bcc71e 100644
--- a/backend/uv.lock
+++ b/backend/uv.lock
@@ -147,7 +147,7 @@ dependencies = [
 requires-dist = [
     { name = "azure-storage-blob", specifier = ">=12.30.2" },
     { name = "beanie", specifier = ">=2.2.0" },
-    { name = "boto3", specifier = ">=1.43.97" },
+    { name = "boto3", specifier = ">=1.43.103" },
     { name = "celery", extras = ["redis"], specifier = ">=5.3.1" },
     { name = "colorlog", specifier = ">=6.12.0" },
     { name = "faker", specifier = ">=40.39.0" },
@@ -213,30 +213,30 @@ wheels = [
 
 [[package]]
 name = "boto3"
-version = "1.43.97"
+version = "1.43.103"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "botocore" },
     { name = "jmespath" },
     { name = "s3transfer" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/39/bd/928bf084b0441b2efbac3e02299892dfb07899cd3617af6ebdc13be2cfb9/boto3-1.43.97.tar.gz", hash = "sha256:ffe9a93a6b4b2c1b59f4f5e07c18d2acfe8f68c320a1a12251d4ea8570b9bdfe", size = 112655, upload-time = "2026-09-17T19:28:52.805Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/46/59/012898d78087105e9c20fe31605d3f1999921745e1890ee0f0d993846e2e/boto3-1.43.103.tar.gz", hash = "sha256:524821052527f6446d249bf710847b032d9b12135e346c9751777a0a2811cf04", size = 112687, upload-time = "2026-09-25T19:26:30.427Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/a7/7f/068104b9d07b0e3e262074bf4efb36a72c836654a14bdfa911ad1e42b393/boto3-1.43.97-py3-none-any.whl", hash = "sha256:420b45f566d3b49c6c1f021c50f47f66ea99ef05b1872d80b472c536542b321e", size = 140032, upload-time = "2026-09-17T19:28:51.212Z" },
+    { url = "https://files.pythonhosted.org/packages/f2/66/6eb2e92c57b30e54c87fe14c8cd71de3aed9184f3cec95c39132a3fcc61f/boto3-1.43.103-py3-none-any.whl", hash = "sha256:574796187eb4e4fcaaf5c1b88c1724a1ba5a95bc27aeae5573676178666acc71", size = 140044, upload-time = "2026-09-25T19:26:29.085Z" },
 ]
 
 [[package]]
 name = "botocore"
-version = "1.43.99"
+version = "1.43.104"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "jmespath" },
     { name = "python-dateutil" },
     { name = "urllib3" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/26/9e/4d67cee13c7f3aa7b04e70cdb7b8f80663a3aa6f13ff570223eb76c0f391/botocore-1.43.99.tar.gz", hash = "sha256:fb8b6e9b193a7c2ac1a22832f7635fe44c452f405aab82eca1e1b629b81dabb7", size = 16129817, upload-time = "2026-09-21T19:37:13.447Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/9f/47/5825401cb9883bc0fbf981dfb4893371f48bc77527bde6c1efe8f9aa8754/botocore-1.43.104.tar.gz", hash = "sha256:099f84876df9f6dc23a24b4d8c02da2d73c6949249761dd85585f735b825c182", size = 16254091, upload-time = "2026-09-28T19:32:10.964Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/49/9a/2a62da42bc8bd55d99e5b9599c112260dfe9872bedf335bdc5a10dbb653a/botocore-1.43.99-py3-none-any.whl", hash = "sha256:6c9d66621b31c9f9af2b85a0b4c0c208e17d59d7d49f91c9111baca6d41d0299", size = 15820432, upload-time = "2026-09-21T19:37:10.654Z" },
+    { url = "https://files.pythonhosted.org/packages/61/e9/88407daa4bedcb7c6e01b6373c2f78374775ed12557aa768c6d88f2fb78d/botocore-1.43.104-py3-none-any.whl", hash = "sha256:a447978a815f8ac7ef2f4ba103b6a0c310e56536386974df769edb1326f3b208", size = 15947058, upload-time = "2026-09-28T19:32:08.243Z" },
 ]
 
 [[package]]