diff --git a/scripts/verify-full.js b/scripts/verify-full.js
index 36f7f39..66f9ea9 100644
--- a/scripts/verify-full.js
+++ b/scripts/verify-full.js
@@ -37,7 +37,14 @@ try {
   await page.locator("#layer").fill("300");
   await page.locator("#slow-layer").click();
   const previous = await page.locator("#timeline").inputValue();
-  await page.waitForTimeout(800);
+  const previousPosition = await page.locator('#command-position').textContent();
+  await page.waitForFunction(
+    ({ previous, previousPosition }) =>
+      document.querySelector('#timeline').value !== previous &&
+      document.querySelector('#command-position').textContent !== previousPosition,
+    { previous, previousPosition },
+    { timeout: 15000 },
+  );
   assert.notEqual(await page.locator("#timeline").inputValue(), previous);
   await page.locator('[data-technology="nozzle"]').click();
   await page.locator("#disassemble").click();