diff --git a/isic/ingest/templates/ingest/cohort_publish.html b/isic/ingest/templates/ingest/cohort_publish.html
index 32a7d0ebc..cc524d380 100644
--- a/isic/ingest/templates/ingest/cohort_publish.html
+++ b/isic/ingest/templates/ingest/cohort_publish.html
@@ -122,9 +122,9 @@
         entries: [],
 
         init() {
-          const select = document.getElementById("additional-collections-selection");
-          select.addEventListener("change", () => {
-            this.fetchSharingInfo();
+          // Select2 fires jQuery events, not native DOM events; addEventListener won't work here.
+          $("#additional-collections-selection").on("change", async () => {
+            await this.fetchSharingInfo();
           });
         },