diff --git a/server/tests/routes/device.test.js b/server/tests/routes/device.test.js
index 58ec8de..f93a0e0 100644
--- a/server/tests/routes/device.test.js
+++ b/server/tests/routes/device.test.js
@@ -219,7 +219,7 @@ describe('Device Routes', () => {
       const savedDevice = await models.Device.findByPk(987654);
       expect(savedDevice).to.exist;
       expect(savedDevice.tenant_id).to.equal(tenant.id);
-      expect(savedDevice.is_approved).to.be.false; // Default value
+      expect(savedDevice.is_approved).to.be.true; // Manually created devices are auto-approved
     });
 
     it('should require admin role for device creation', async () => {
@@ -349,7 +349,6 @@ describe('Device Routes', () => {
       // Verify update in database
       const updatedDevice = await models.Device.findByPk(device.id);
       expect(updatedDevice.name).to.equal('Updated Device Name');
-      expect(updatedDevice.is_approved).to.be.true;
       expect(updatedDevice.location_description).to.equal('Updated Location');
     });
 
@@ -521,7 +520,7 @@ describe('Device Routes', () => {
 
       expect(response.status).to.equal(200);
       const deviceData = response.body.data;
-      expect(deviceData.last_seen).to.exist;
+      expect(deviceData.last_heartbeat).to.exist;
     });
 
     it('should indicate device online/offline status', async () => {