diff --git a/.github/workflows/build-check.yml b/.github/workflows/build-check.yml
index 5c82306..fa2d606 100644
--- a/.github/workflows/build-check.yml
+++ b/.github/workflows/build-check.yml
@@ -197,30 +197,34 @@ jobs:
   #         fi
 
   # ---------------- BACKEND TEST ----------------
-  # backend-check:
-  #   name: Test Backend
-  #   runs-on: ubuntu-latest
-  #   needs: [detect-changes, lint-backend]
-  #   if: needs.detect-changes.outputs.backend == 'true'
+  backend-check:
+    name: Test Backend
+    runs-on: ubuntu-latest
+    needs: [detect-changes, lint-backend]
+    if: needs.detect-changes.outputs.backend == 'true'
 
-  #   steps:
-  #     - name: Checkout code
-  #       uses: actions/checkout@v4
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
 
-  #     - name: Set up Node.js
-  #       uses: actions/setup-node@v4
-  #       with:
-  #         node-version: 20
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
 
-  #     - name: setup pnpm
-  #       uses: pnpm/action-setup@v2
-  #       with:
-  #         version: 8
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: 8
 
-  #     - name: Install dependencies
-  #       run: pnpm install
-  #       working-directory: ./backend
+      - name: Install dependencies
+        run: pnpm install
+        working-directory: ./backend
+
+      - name: Copy environment variables
+        run: cp .env.example .env
+        working-directory: ./backend
 
-  #     - name: Run Tests
-  #       run: pnpm test
-  #       working-directory: ./backend
+      - name: Run Tests
+        run: pnpm test
+        working-directory: ./backend
diff --git a/backend/server.js b/backend/server.js
index 0484e9f..6ba99f0 100644
--- a/backend/server.js
+++ b/backend/server.js
@@ -116,6 +116,5 @@ if (process.env.NODE_ENV !== 'test') {
   startServer();
 }
 
-// Export for testing (app for Supertest, startServer if you want to start/stop manually in tests)
 export default app;
 export { startServer };