diff --git a/frontend/src/components/forms/settings/__tests__/NetworkAccessForm.test.jsx b/frontend/src/components/forms/settings/__tests__/NetworkAccessForm.test.jsx
index 15e5e430..d3008354 100644
--- a/frontend/src/components/forms/settings/__tests__/NetworkAccessForm.test.jsx
+++ b/frontend/src/components/forms/settings/__tests__/NetworkAccessForm.test.jsx
@@ -313,10 +313,10 @@ describe('NetworkAccessForm', () => {
       fireEvent.click(screen.getByTestId('confirm-ok'));
 
       await waitFor(() => {
-        expect(screen.getByTestId('alert')).toBeInTheDocument();
-        expect(screen.getByTestId('alert-title')).toHaveTextContent(
-          'Saved Successfully'
-        );
+        const alertTitles = screen.getAllByTestId('alert-title');
+        expect(
+          alertTitles.some((el) => el.textContent === 'Saved Successfully')
+        ).toBe(true);
       });
     });
 
@@ -399,9 +399,10 @@ describe('NetworkAccessForm', () => {
       fireEvent.click(screen.getByTestId('confirm-ok'));
 
       await waitFor(() => {
-        expect(screen.getByTestId('alert-title')).toHaveTextContent(
-          'Saved Successfully'
-        );
+        const alertTitles = screen.getAllByTestId('alert-title');
+        expect(
+          alertTitles.some((el) => el.textContent === 'Saved Successfully')
+        ).toBe(true);
       });
     });
   });
diff --git a/frontend/src/utils/forms/settings/__tests__/NetworkAccessFormUtils.test.js b/frontend/src/utils/forms/settings/__tests__/NetworkAccessFormUtils.test.js
index 11438d00..2cc885ec 100644
--- a/frontend/src/utils/forms/settings/__tests__/NetworkAccessFormUtils.test.js
+++ b/frontend/src/utils/forms/settings/__tests__/NetworkAccessFormUtils.test.js
@@ -131,7 +131,8 @@ describe('NetworkAccessFormUtils', () => {
         NetworkAccessFormUtils.getNetworkAccessFormValidation();
       const validator = validation['network-access-admin'];
 
-      expect(validator('')).toBe('Invalid CIDR range');
+      // Empty values are allowed — defaults are substituted on submit
+      expect(validator('')).toBe(null);
     });
 
     it('should return empty object when NETWORK_ACCESS_OPTIONS is empty', () => {