diff --git a/src/airflow/dags/gwas_catalog_harmonisation.py b/src/airflow/dags/gwas_catalog_harmonisation.py
index eeeea0572..093b602dc 100644
--- a/src/airflow/dags/gwas_catalog_harmonisation.py
+++ b/src/airflow/dags/gwas_catalog_harmonisation.py
@@ -96,7 +96,6 @@ def submit_jobs(**kwargs: Any) -> None:
                 other_args=[
                     f"step.raw_sumstats_path=gs://{SUMMARY_STATS_BUCKET_NAME}/{input_path}",
                     f"step.out_sumstats_path=gs://{SUMMARY_STATS_BUCKET_NAME}/harmonised/{study_id}.parquet",
-                    f"step.study_id={study_id}",
                 ],
             )