diff --git a/downloads-generation/data_mass_spec_benchmark/run_predictors.py b/downloads-generation/data_mass_spec_benchmark/run_predictors.py
index d0e5637967883baac7b9d03460c565bfc4c90fa2..f8a6bc4b6818854581f99ddf303ae4384d0fd63e 100644
--- a/downloads-generation/data_mass_spec_benchmark/run_predictors.py
+++ b/downloads-generation/data_mass_spec_benchmark/run_predictors.py
@@ -364,6 +364,7 @@ def do_predictions_mhctools(work_item_dicts, constant_data=None):
     # so we have to re-import everything here.
     import time
     import numpy
+    import pandas
     import numpy.testing
     import mhctools