diff --git a/pyproject.toml b/pyproject.toml
index 20c29c1..b5ee1d3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ dev = [
   "ruff>=0.11.13",
   "mypy==1.18.2",
   "types-tqdm==4.67.0.20250809",
-  "pandas-stubs==2.3.2.250926",
+  "pandas-stubs==2.3.3.251219",
 ]
 
 [project.urls]
diff --git a/uv.lock b/uv.lock
index 6de8a70..27707e6 100644
--- a/uv.lock
+++ b/uv.lock
@@ -387,7 +387,7 @@ requires-dist = [
     { name = "mypy", marker = "extra == 'dev'", specifier = "==1.18.2" },
     { name = "onnx", specifier = ">=1.18.0" },
     { name = "pandas", specifier = ">=2.2.2" },
-    { name = "pandas-stubs", marker = "extra == 'dev'", specifier = "==2.3.2.250926" },
+    { name = "pandas-stubs", marker = "extra == 'dev'", specifier = "==2.3.3.251219" },
     { name = "pre-commit", marker = "extra == 'dev'", specifier = ">=3.6.0" },
     { name = "py3dmol", specifier = ">=2.5.0" },
     { name = "pydantic", specifier = ">=2.11.5" },
@@ -1100,15 +1100,15 @@ wheels = [
 
 [[package]]
 name = "pandas-stubs"
-version = "2.3.2.250926"
+version = "2.3.3.251219"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "numpy" },
     { name = "types-pytz" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/1b/3b/32be58a125db39d0b5f62cc93795f32b5bb2915bd5c4a46f0e35171985e2/pandas_stubs-2.3.2.250926.tar.gz", hash = "sha256:c64b9932760ceefb96a3222b953e6a251321a9832a28548be6506df473a66406", size = 102147, upload-time = "2025-09-26T19:50:39.522Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/95/ee/5407e9e63d22a47774f9246ca80b24f82c36f26efd39f9e3c5b584b915aa/pandas_stubs-2.3.3.251219.tar.gz", hash = "sha256:dc2883e6daff49d380d1b5a2e864983ab9be8cd9a661fa861e3dea37559a5af4", size = 106899, upload-time = "2025-12-19T15:49:53.766Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/40/96/1e4a035eaf4dce9610aac6e43026d0c6baa05773daf6d21e635a4fe19e21/pandas_stubs-2.3.2.250926-py3-none-any.whl", hash = "sha256:81121818453dcfe00f45c852f4dceee043640b813830f6e7bd084a4ef7ff7270", size = 159995, upload-time = "2025-09-26T19:50:38.241Z" },
+    { url = "https://files.pythonhosted.org/packages/64/20/69f2a39792a653fd64d916cd563ed79ec6e5dcfa6408c4674021d810afcf/pandas_stubs-2.3.3.251219-py3-none-any.whl", hash = "sha256:ccc6337febb51d6d8a08e4c96b479478a0da0ef704b5e08bd212423fe1cb549c", size = 163667, upload-time = "2025-12-19T15:49:52.072Z" },
 ]
 
 [[package]]