diff --git a/terraform/service_accounts.tf b/terraform/service_accounts.tf
index 8fa59ea..93a3a8f 100644
--- a/terraform/service_accounts.tf
+++ b/terraform/service_accounts.tf
@@ -26,4 +26,10 @@ resource "google_project_iam_binding" "bq_data_viewer" {
   project = local.id
   role    = "roles/bigquery.dataViewer"
   members = ["serviceAccount:${google_service_account.airflow_user_sa.email}"]
+}
+
+resource "google_project_iam_binding" "bq_read_session" {
+  project = local.id
+  role    = "roles/bigquery.readSessionUser"
+  members = ["serviceAccount:${google_service_account.airflow_user_sa.email}"]
 }
\ No newline at end of file