diff --git a/pyproject.toml b/pyproject.toml
index 2c3fe71..a234da6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ requires-python = ">=3.12"
 dependencies = [
     "boto3>=1.43.39",
     "fastapi>=0.136.3",
-    "uvicorn[standard] >= 0.48.0",
+    "uvicorn[standard]>=0.51.0",
 ]
 
 [dependency-groups]
diff --git a/uv.lock b/uv.lock
index 6f23fa2..af16606 100644
--- a/uv.lock
+++ b/uv.lock
@@ -742,7 +742,7 @@ dev = [
 requires-dist = [
     { name = "boto3", specifier = ">=1.43.39" },
     { name = "fastapi", specifier = ">=0.136.3" },
-    { name = "uvicorn", extras = ["standard"], specifier = ">=0.48.0" },
+    { name = "uvicorn", extras = ["standard"], specifier = ">=0.51.0" },
 ]
 
 [package.metadata.requires-dev]
@@ -806,20 +806,19 @@ wheels = [
 
 [[package]]
 name = "uvicorn"
-version = "0.48.0"
+version = "0.51.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "click" },
     { name = "h11" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/e6/bf/f6544ba992ddb9a6077343a576f9844f7f8f06ab819aefd00206e9255f18/uvicorn-0.48.0.tar.gz", hash = "sha256:a5504207195d08c2511bf9125ede5ac4a4b71725d519e758d01dcf0bc2d31c37", size = 91074, upload-time = "2026-05-24T12:08:41.925Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/a2/65/b7c6c443ccc58678c91e1e973bbe2a878591538655d6e1d47f24ba1c51f3/uvicorn-0.51.0.tar.gz", hash = "sha256:f6f4b69b657c312f516dd2d268ab9ae6f254b11e4bac504f37b2ab58b24dd0b0", size = 94412, upload-time = "2026-07-08T10:59:05.962Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/01/be/72532be3da7acc5fdfbccdb95215cd04f995a0886532a5b423f929cda4cc/uvicorn-0.48.0-py3-none-any.whl", hash = "sha256:48097851328b87ec36117d3d575234519eb58c2b22d79666e9bbc6c49a761dad", size = 71410, upload-time = "2026-05-24T12:08:40.258Z" },
+    { url = "https://files.pythonhosted.org/packages/45/ec/dbb7e5a6b91f86bfb9eb7d2988a2730907b6a729875b949c7f022e8b88fa/uvicorn-0.51.0-py3-none-any.whl", hash = "sha256:5d38af6cd620f2ae3849fb44fd4879e0890aa1febe8d47eb355fb45d93fe6a5b", size = 73219, upload-time = "2026-07-08T10:59:04.44Z" },
 ]
 
 [package.optional-dependencies]
 standard = [
-    { name = "colorama", marker = "sys_platform == 'win32'" },
     { name = "httptools" },
     { name = "python-dotenv" },
     { name = "pyyaml" },