diff --git a/pyproject.toml b/pyproject.toml
index 6c43df7..f3ef6cf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ dependencies = [
     "async-lru>=2.0.5,<3",
     "httpx>=0.28.1,<0.29",
     "polars-lts-cpu[pyarrow]>=1.31.0,<2",
-    "python-multipart>=0.0.20,<0.0.21",
+    "python-multipart>=0.0.27,<0.0.28",
     "numpy>=2.3.1,<3",
     "ruff>=0.12.2,<0.13",
     "nbformat>=5.10.4,<6",
diff --git a/uv.lock b/uv.lock
index 14fbaeb..7e24f80 100644
--- a/uv.lock
+++ b/uv.lock
@@ -506,7 +506,7 @@ requires-dist = [
     { name = "python-dateutil", specifier = ">=2.9.0.post0,<3" },
     { name = "python-libsbml", specifier = ">=5.20.5" },
     { name = "python-libsedml", specifier = ">=2.0.33" },
-    { name = "python-multipart", specifier = ">=0.0.20,<0.0.21" },
+    { name = "python-multipart", specifier = ">=0.0.27,<0.0.28" },
     { name = "pyyaml", specifier = ">=6.0.2,<7" },
     { name = "ruff", specifier = ">=0.12.2,<0.13" },
     { name = "seaborn", specifier = ">=0.13.2,<0.14" },
@@ -2939,11 +2939,11 @@ wheels = [
 
 [[package]]
 name = "python-multipart"
-version = "0.0.20"
+version = "0.0.27"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/f3/87/f44d7c9f274c7ee665a29b885ec97089ec5dc034c7f3fafa03da9e39a09e/python_multipart-0.0.20.tar.gz", hash = "sha256:8dd0cab45b8e23064ae09147625994d090fa46f5b0d1e13af944c331a7fa9d13", size = 37158, upload-time = "2024-12-16T19:45:46.972Z" }
+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/45/58/38b5afbc1a800eeea951b9285d3912613f2603bdf897a4ab0f4bd7f405fc/python_multipart-0.0.20-py3-none-any.whl", hash = "sha256:8a62d3a8335e06589fe01f2a3e178cdcc632f3fbe0d492ad9ee0ec35aab1f104", size = 24546, upload-time = "2024-12-16T19:45:44.423Z" },
+    { 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]]