diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 02e3693..a0db271 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -8,7 +8,7 @@ dependencies = [
     "uvicorn[standard]>=0.45.0",
     "sqlalchemy>=2.0.0",
     "pydantic-settings>=2.14.0",
-    "python-multipart>=0.0.27",
+    "python-multipart>=0.0.28",
     "faster-whisper>=1.1.0",
     "openai>=2.34.0",
     "anthropic>=0.95.0",
diff --git a/backend/uv.lock b/backend/uv.lock
index 3e53d14..3d8b3ff 100644
--- a/backend/uv.lock
+++ b/backend/uv.lock
@@ -813,7 +813,7 @@ requires-dist = [
     { name = "openai", specifier = ">=2.34.0" },
     { name = "pydantic-settings", specifier = ">=2.14.0" },
     { name = "pypdf", specifier = ">=6.10.2" },
-    { name = "python-multipart", specifier = ">=0.0.27" },
+    { name = "python-multipart", specifier = ">=0.0.28" },
     { name = "sqlalchemy", specifier = ">=2.0.0" },
     { name = "uvicorn", extras = ["standard"], specifier = ">=0.45.0" },
 ]
@@ -1194,11 +1194,11 @@ wheels = [
 
 [[package]]
 name = "python-multipart"
-version = "0.0.27"
+version = "0.0.28"
 source = { registry = "https://pypi.org/simple" }
-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" }
+sdist = { url = "https://files.pythonhosted.org/packages/82/54/a85eb421fbdd5007bc5af39d0f4ed9fa609e0fedbfdc2adcf0b34526870e/python_multipart-0.0.28.tar.gz", hash = "sha256:8550da197eac0f7ab748961fc9509b999fa2662ea25cef857f05249f6893c0f8", size = 45314, upload-time = "2026-05-10T11:05:16.596Z" }
 wheels = [
-    { 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" },
+    { url = "https://files.pythonhosted.org/packages/f3/a2/43bbc5860b5034e2af4ef99a0e04d726ff329c43e192ef3abaa8d7ecfce5/python_multipart-0.0.28-py3-none-any.whl", hash = "sha256:10faac07eb966c3f48dc415f9dee46c04cb10d58d30a35677db8027c825ed9b6", size = 29438, upload-time = "2026-05-10T11:05:15.052Z" },
 ]
 
 [[package]]