diff --git a/requirements.txt b/requirements.txt
index 1f6e9c42fd71ec85ce70f99c4dfe6f0184f99be4..de007ace503de9f110027b4190d5db6188633575 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ future==0.18.2
 gspread==3.6.0
 numpy==1.18.0
 onnx==1.7.0
-onnxoptimizer==0.2.6
+onnxoptimizer
 onnxruntime==1.4.0
 pre-commit==2.6.0
 scipy==1.5.2