diff --git a/requirements.txt b/requirements.txt
index a34eff3..e126a80 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ luxonis-ml[data,nn_archive,utils]~=0.8.0
 onnx==1.17.0
 numpy>=1.19.5,<2.1.0
 onnxruntime>=1.20.1
-onnxsim>=0.4.36
+onnxsim>=0.4.36,<0.6
 s3fs
 tqdm
 s3transfer