diff --git a/services/api/pyproject.toml b/services/api/pyproject.toml
index cb37f6762..d2bd2780c 100644
--- a/services/api/pyproject.toml
+++ b/services/api/pyproject.toml
@@ -6,7 +6,7 @@ requires-python = ">=3.12"
 dependencies = [
     # API
     "fastapi>=0.115.0",
-    "uvicorn[standard]>=0.52.1",
+    "uvicorn[standard]>=0.52.3",
     "pydantic>=2.13.4",
     "pydantic-settings>=2.15.0",
     
diff --git a/uv.lock b/uv.lock
index d73883e3d..496658061 100644
--- a/uv.lock
+++ b/uv.lock
@@ -265,7 +265,7 @@ requires-dist = [
     { name = "sqlalchemy", specifier = ">=2.0.0" },
     { name = "structlog", specifier = ">=25.1.0" },
     { name = "tiktoken", specifier = ">=0.12.0" },
-    { name = "uvicorn", extras = ["standard"], specifier = ">=0.52.1" },
+    { name = "uvicorn", extras = ["standard"], specifier = ">=0.52.3" },
 ]
 
 [[package]]
@@ -3475,15 +3475,15 @@ wheels = [
 
 [[package]]
 name = "uvicorn"
-version = "0.52.1"
+version = "0.52.3"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "click" },
     { name = "h11" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/03/18/ccce41535dee1be77735592bd19965f3972c82e07ee703d324709496b716/uvicorn-0.52.1.tar.gz", hash = "sha256:112ec661814189acbccd3f7b86460147cc065fc92c0821afa78918780e4354dd", size = 100571, upload-time = "2026-08-01T18:19:30.732Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/2e/28/64ca011edf31c715b4fad359c587ea52391aaffa125065695590241ff617/uvicorn-0.52.3.tar.gz", hash = "sha256:18857b9e6579300be55c91c0a1cfd37d9a2cf0cabea33b88275f199eb73b8b58", size = 100621, upload-time = "2026-08-13T16:50:02.899Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/c7/d5/68e6e9bca63c0badf67002890a46d3784c958de45b65e1275ec583ca1f06/uvicorn-0.52.1-py3-none-any.whl", hash = "sha256:e4403f9d93188cf9d1088e9f40e3acd12630e2df8675316704379a7fc20fff6a", size = 79859, upload-time = "2026-08-01T18:19:29.294Z" },
+    { url = "https://files.pythonhosted.org/packages/dc/2b/ebd108734a8204c6b4b93c681c9a38c5273b3ccd5d129fee4ffc1d97772c/uvicorn-0.52.3-py3-none-any.whl", hash = "sha256:116af2710dbf47c80f463cd20ee4884b6662f4c9f227d797ddc7279d2fcc2c7c", size = 79859, upload-time = "2026-08-13T16:50:01.323Z" },
 ]
 
 [package.optional-dependencies]