diff --git a/pyproject.toml b/pyproject.toml
index c232224..ad6e2ef 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>=0.0.26,<0.0.27",
     "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 d6ac241..184aa17 100644
--- a/uv.lock
+++ b/uv.lock
@@ -592,7 +592,7 @@ 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 = ">=0.0.26,<0.0.27" },
     { name = "pyyaml", specifier = ">=6.0.2,<7" },
     { name = "ruff", specifier = ">=0.12.2,<0.13" },
     { name = "seaborn", specifier = ">=0.13.2,<0.14" },
@@ -3390,11 +3390,11 @@ wheels = [
 
 [[package]]
 name = "python-multipart"
-version = "0.0.20"
+version = "0.0.26"
 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/88/71/b145a380824a960ebd60e1014256dbb7d2253f2316ff2d73dfd8928ec2c3/python_multipart-0.0.26.tar.gz", hash = "sha256:08fadc45918cd615e26846437f50c5d6d23304da32c341f289a617127b081f17", size = 43501, upload-time = "2026-04-10T14:09:59.473Z" }
 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/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" },
 ]
 
 [[package]]