diff --git a/requirements.txt b/requirements.txt
index 764171dfe3176..b85fc21f04f87 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,6 +8,7 @@ pandas
 dm-sonnet # used for GNNs
 graph_nets
 onnx
+onnxscript
 
 # TMVA: PyMVA interfaces
 scikit-learn