diff --git a/pyproject.toml b/pyproject.toml
index 4e9eb27..8362f6f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,7 +30,7 @@ dependencies = [
     "pydantic-settings>=2.14.0",
     "structlog>=25.5.0",
     "httpx[http2]>=0.28.0",
-    "python-multipart>=0.0.26",
+    "python-multipart>=0.0.27",
     # Performance optimizations
     "uvloop>=0.22.0; sys_platform != 'win32'",
     "orjson>=3.11.0",
diff --git a/uv.lock b/uv.lock
index bbd1317..710153c 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1142,11 +1142,11 @@ wheels = [
 
 [[package]]
 name = "python-multipart"
-version = "0.0.26"
+version = "0.0.27"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/88/71/b145a380824a960ebd60e1014256dbb7d2253f2316ff2d73dfd8928ec2c3/python_multipart-0.0.26.tar.gz", hash = "sha256:08fadc45918cd615e26846437f50c5d6d23304da32c341f289a617127b081f17", size = 43501, upload-time = "2026-04-10T14:09:59.473Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/69/9b/f23807317a113dc36e74e75eb265a02dd1a4d9082abc3c1064acd22997c4/python_multipart-0.0.27.tar.gz", hash = "sha256:9870a6a8c5a20a5bf4f07c017bd1489006ff8836cff097b6933355ee2b49b602", size = 44043, upload-time = "2026-04-27T10:51:26.649Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/9a/22/f1925cdda983ab66fc8ec6ec8014b959262747e58bdca26a4e3d1da29d56/python_multipart-0.0.26-py3-none-any.whl", hash = "sha256:c0b169f8c4484c13b0dcf2ef0ec3a4adb255c4b7d18d8e420477d2b1dd03f185", size = 28847, upload-time = "2026-04-10T14:09:58.131Z" },
+    { url = "https://files.pythonhosted.org/packages/99/78/4126abcbdbd3c559d43e0db7f7b9173fc6befe45d39a2856cc0b8ec2a5a6/python_multipart-0.0.27-py3-none-any.whl", hash = "sha256:6fccfad17a27334bd0193681b369f476eda3409f17381a2d65aa7df3f7275645", size = 29254, upload-time = "2026-04-27T10:51:24.997Z" },
 ]
 
 [[package]]
@@ -1301,7 +1301,7 @@ requires-dist = [
     { name = "pytest-asyncio", marker = "extra == 'dev'", specifier = ">=1.3.0" },
     { name = "pytest-cov", marker = "extra == 'dev'", specifier = ">=7.1.0" },
     { name = "pytest-xdist", marker = "extra == 'dev'", specifier = ">=3.8.0" },
-    { name = "python-multipart", specifier = ">=0.0.26" },
+    { name = "python-multipart", specifier = ">=0.0.27" },
     { name = "redis", extras = ["hiredis"], specifier = ">=7.4.0" },
     { name = "requests", marker = "extra == 'dev'", specifier = ">=2.33.0" },
     { name = "ruff", marker = "extra == 'dev'", specifier = ">=0.15.0" },