diff --git a/web/e2e/reader.spec.ts b/web/e2e/reader.spec.ts
index d958118..af5dfd7 100644
--- a/web/e2e/reader.spec.ts
+++ b/web/e2e/reader.spec.ts
@@ -320,7 +320,8 @@ test('C20 — réglages de la formule et cinq crans', async ({ page }) => {
   await expect(e2.locator('[role="radio"][tabindex="0"]')).toHaveCount(1);
   await expect(levels.nth(3)).toHaveAttribute('tabindex', '0');
   await expect(e2.getByText("Un changement d'inertie se vote lui-même à l'inertie de l'article : 4 / 5 · haute.")).toBeVisible();
-  await levels.nth(3).click();
+  // A click on it (Playwright refuses an aria-disabled target: the event is sent as is) chooses nothing.
+  await levels.nth(3).dispatchEvent('click');
   await expect(e2.locator('[role="radio"][aria-checked="true"]')).toHaveCount(0);
   // With the keyboard: the arrows go from level to level and choose it, wrapping round.
   await levels.nth(3).focus();