diff --git a/frontend/src/core/cells/ids.ts b/frontend/src/core/cells/ids.ts
index 9e0f3c607dc..41310763d94 100644
--- a/frontend/src/core/cells/ids.ts
+++ b/frontend/src/core/cells/ids.ts
@@ -94,7 +94,7 @@ export const HTMLCellId = {
  */
 export function findCellId(element: HTMLElement): CellId | null {
   let cellId: CellId | null = null;
-  const cellContainer = HTMLCellId.findElement(element);
+  const cellContainer = HTMLCellId.findElementThroughShadowDOMs(element);
   if (cellContainer) {
     cellId = HTMLCellId.parse(cellContainer.id);
   }