diff --git a/pyinfinitensor/pyproject.toml b/pyinfinitensor/pyproject.toml
index 5b09e91e..99d5206b 100644
--- a/pyinfinitensor/pyproject.toml
+++ b/pyinfinitensor/pyproject.toml
@@ -12,7 +12,7 @@ requires-python = ">=3.7"
 keywords = ["optimizer"]
 license = { text = "Apache" }
 classifiers = ["Programming Language :: Python :: 3"]
-dependencies = ["onnx","onnx-simplifier"]
+dependencies = ["onnx","onnxsim"]
 
 [tool.setuptools.packages.find]
 where = ["src"]