diff --git a/packages/app/e2e/support/helpers/sidebar-nav-settings.ts b/packages/app/e2e/support/helpers/sidebar-nav-settings.ts
index e3eff916e7..2ec03a6779 100644
--- a/packages/app/e2e/support/helpers/sidebar-nav-settings.ts
+++ b/packages/app/e2e/support/helpers/sidebar-nav-settings.ts
@@ -149,9 +149,10 @@ async function expectVerticalOrder<Key extends string>(
   await expect
     .poll(
       async () => {
-        const measured = await Promise.all(
-          keys.map(async (key) => ({ key, top: await rowTop(locate(key)) })),
-        );
+        // One row at a time: concurrent actions that all run the developer toast handler do not
+        // all resume, and the poll then waits out its timeout.
+        const measured: { key: Key; top: number | null }[] = [];
+        for (const key of keys) measured.push({ key, top: await rowTop(locate(key)) });
         if (!measured.every((entry): entry is { key: Key; top: number } => entry.top !== null))
           return null;
         return measured.sort((a, b) => a.top - b.top).map((entry) => entry.key);