diff --git a/pyproject.toml b/pyproject.toml
index 4e9eb27..a86db54 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,7 +29,7 @@ dependencies = [
     "pydantic>=2.13.0",
     "pydantic-settings>=2.14.0",
     "structlog>=25.5.0",
-    "httpx[http2]>=0.28.0",
+    "httpx[http2]>=0.28.1",
     "python-multipart>=0.0.26",
     # Performance optimizations
     "uvloop>=0.22.0; sys_platform != 'win32'",
diff --git a/uv.lock b/uv.lock
index bbd1317..94eca26 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1289,7 +1289,7 @@ requires-dist = [
     { name = "cryptography", specifier = ">=46.0.0" },
     { name = "fakeredis", marker = "extra == 'dev'", specifier = ">=2.35.0" },
     { name = "fastapi", specifier = ">=0.136.0" },
-    { name = "httpx", extras = ["http2"], specifier = ">=0.28.0" },
+    { name = "httpx", extras = ["http2"], specifier = ">=0.28.1" },
     { name = "moto", extras = ["s3"], marker = "extra == 'dev'", specifier = ">=5.1.0" },
     { name = "mypy", marker = "extra == 'dev'", specifier = ">=1.20.0" },
     { name = "orjson", specifier = ">=3.11.0" },