diff --git a/core/src/components/input/test/masking/input.e2e.ts b/core/src/components/input/test/masking/input.e2e.ts
index 88e2d6746d..1679659530 100644
--- a/core/src/components/input/test/masking/input.e2e.ts
+++ b/core/src/components/input/test/masking/input.e2e.ts
@@ -9,12 +9,17 @@ test.describe('input: masking', () => {
   test('should filter out spaces', async ({ page, skip }) => {
     skip.rtl();
 
+    const ionInput = await page.spyOnEvent('ionInput');
     const input = page.locator('#inputTrimmed');
 
     await input.click();
 
+    // Playwright types this in one character at a time.
     await page.keyboard.type('S p a c e s');
+    await ionInput.next();
 
+    // ionInput is called for each character.
+    await expect(ionInput).toHaveReceivedEventTimes(11);
     await expect(input).toHaveJSProperty('value', 'Spaces');
   });
 });