diff --git a/packages/pdfjs-viewer/package.json b/packages/pdfjs-viewer/package.json
index af600763e..d37d749c1 100644
--- a/packages/pdfjs-viewer/package.json
+++ b/packages/pdfjs-viewer/package.json
@@ -4,7 +4,8 @@
   "private": true,
   "scripts": {
     "build": "tsx scripts/build.ts",
-    "watch": "tsx scripts/build.ts --watch"
+    "watch": "tsx scripts/build.ts --watch",
+    "test": "vitest"
   },
   "dependencies": {
     "@triliumnext/commons": "workspace:*"
diff --git a/packages/pdfjs-viewer/src/toc.spec.ts b/packages/pdfjs-viewer/src/toc.spec.ts
new file mode 100644
index 000000000..96afa4505
--- /dev/null
+++ b/packages/pdfjs-viewer/src/toc.spec.ts
@@ -0,0 +1,7 @@
+import { describe, expect, it } from "vitest";
+
+describe("Toc", () => {
+  it("should pass", () => {
+    expect(true).toBe(true);
+  });
+});