diff --git a/tests/03-admin-plugins.spec.ts b/tests/03-admin-plugins.spec.ts
index 3354d82..aeb4546 100755
--- a/tests/03-admin-plugins.spec.ts
+++ b/tests/03-admin-plugins.spec.ts
@@ -97,4 +97,21 @@ test.describe('WP Admin — PRAutoBlogger settings page', () => {
 test.describe('WP Admin — Peptide Repo Core admin', () => {
   test('PR Core menu item exists in wp-admin', async ({ page }) => {
     await page.goto(`${ADMIN}/`);
-    // PR Core registers the peptide CPT which creates a "Peptides" menu item
\ No newline at end of file
+    // PR Core registers the peptide CPT which creates a "Peptides" menu item    const nav = page.locator('#adminmenu');
+    await expect(nav).toBeVisible();
+    // "Peptides" top-level menu item is registered by the peptide CPT
+    await expect(nav.locator('text=Peptides')).toBeVisible({ timeout: 10_000 });
+  });
+
+  test('PR Core Settings page loads', async ({ page }) => {
+    // Settings page lives under the Peptides CPT submenu
+    const res = await page.goto(
+      `${ADMIN}/edit.php?post_type=peptide&page=pr-core-settings`
+    );
+    expect(res?.status()).toBe(200);
+    await expect(page.locator('#wpbody')).toBeVisible();
+    const body = await page.textContent('body');
+    expect(body).not.toContain('Fatal error');
+    await expect(page.locator('form')).toBeVisible();
+  });
+});
diff --git a/tests/04-rest-api.spec.ts b/tests/04-rest-api.spec.ts
index 88d4b13..ed8bbe3 100755
--- a/tests/04-rest-api.spec.ts
+++ b/tests/04-rest-api.spec.ts
@@ -59,4 +59,11 @@ test.describe('REST API — PR Core (CPT registration)', () => {
     // Instead we verify the CPT exists via the WP REST types endpoint.
     const res = await request.get('/wp-json/wp/v2/types/peptide');
     // 200 = CPT registered; 404 = CPT missing entirely — both are informative
-   
\ No newline at end of file
+       expect([200, 404]).toContain(res.status());
+    if (res.status() === 200) {
+      const body = await res.json();
+      // Types endpoint returns a single type object with slug
+      expect(body).toHaveProperty('slug', 'peptide');
+    }
+  });
+});