diff --git a/.changeset/test-maintenance-worker-factory.md b/.changeset/test-maintenance-worker-factory.md
new file mode 100644
index 00000000..9d73b1e1
--- /dev/null
+++ b/.changeset/test-maintenance-worker-factory.md
@@ -0,0 +1,5 @@
+---
+"nostream": patch
+---
+
+Add unit tests for maintenance-worker-factory with 100% code coverage
diff --git a/test/unit/factories/maintenance-worker-factory.spec.ts b/test/unit/factories/maintenance-worker-factory.spec.ts
new file mode 100644
index 00000000..7517d151
--- /dev/null
+++ b/test/unit/factories/maintenance-worker-factory.spec.ts
@@ -0,0 +1,10 @@
+import { expect } from 'chai'
+
+import { MaintenanceWorker } from '../../../src/app/maintenance-worker'
+import { maintenanceWorkerFactory } from '../../../src/factories/maintenance-worker-factory'
+
+describe('maintenanceWorkerFactory', () => {
+  it('returns a MaintenanceWorker', () => {
+    expect(maintenanceWorkerFactory()).to.be.an.instanceOf(MaintenanceWorker)
+  })
+})