diff --git a/frontends/nextjs/src/lib/db/packages/delete-package-data.test.ts b/frontends/nextjs/src/lib/db/packages/delete-package-data.test.ts
new file mode 100644
index 000000000..31f4e5c95
--- /dev/null
+++ b/frontends/nextjs/src/lib/db/packages/delete-package-data.test.ts
@@ -0,0 +1,22 @@
+import { describe, it, expect, vi, beforeEach } from 'vitest'
+
+const mockDelete = vi.fn()
+const mockAdapter = { delete: mockDelete }
+
+vi.mock('../dbal-client', () => ({
+  getAdapter: () => mockAdapter,
+}))
+
+import { deletePackageData } from './delete-package-data'
+
+describe('deletePackageData', () => {
+  beforeEach(() => {
+    mockDelete.mockReset()
+  })
+
+  it('deletes package data by packageId', async () => {
+    await deletePackageData('pkg_one')
+
+    expect(mockDelete).toHaveBeenCalledWith('PackageData', 'pkg_one')
+  })
+})