diff --git a/src/backend/tests/unmocked/users.test.ts b/src/backend/tests/unmocked/users.test.ts
index 941f25137d..4feedbd050 100644
--- a/src/backend/tests/unmocked/users.test.ts
+++ b/src/backend/tests/unmocked/users.test.ts
@@ -2,6 +2,7 @@ import { Organization } from '@prisma/client';
 import { createTestOrganization, createTestTask, createTestUser, resetUsers } from '../test-utils';
 import { batmanAppAdmin } from '../test-data/users.test-data';
 import UsersService from '../../src/services/users.services';
+import { NotFoundException } from '../../src/utils/errors.utils';
 
 describe('User Tests', () => {
   let orgId: string;
@@ -15,11 +16,15 @@ describe('User Tests', () => {
     await resetUsers();
   });
 
-  describe('Get Users Tasks', () => {
-    it("Succeeds and gets user's assigned tasks", async () => {
-      const testBatman = await createTestUser(batmanAppAdmin, orgId);
-      const { task } = await createTestTask(testBatman, organization);
+  describe('Get Users Tasks', async () => {
+    const testBatman = await createTestUser(batmanAppAdmin, orgId);
+    const { task } = await createTestTask(testBatman, organization);
+
+    it('fails on invalid user id', async () => {
+      expect(UsersService.getUserTasks('1', organization)).rejects.toThrow(new NotFoundException('User', '1'));
+    });
 
+    it("Succeeds and gets user's assigned tasks", async () => {
       const userTasks = await UsersService.getUserTasks(testBatman.userId, organization);
 
       expect(userTasks).toStrictEqual([task]);