diff --git a/.github/workflows/build-and-deploy.yml b/.github/workflows/build-and-deploy.yml
index 1b78f52f..54182f9d 100644
--- a/.github/workflows/build-and-deploy.yml
+++ b/.github/workflows/build-and-deploy.yml
@@ -32,7 +32,6 @@ jobs:
           touch .env
           echo MONGO_URI=${{ secrets.MONGO_URI }} >> .env
           echo SERVICE_ACCOUNT_KEY=${{ secrets.SERVICE_ACCOUNT_KEY }} >> .env
-          echo FRONTEND_ORIGIN=${{ vars.FRONTEND_ORIGIN }} >> .env
       - name: Build Frontend
         run: cd frontend && npm ci && npm run build
       - name: Build Backend
diff --git a/backend/package.json b/backend/package.json
index f4c73b9b..646d287f 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -5,7 +5,7 @@
   "main": "dist/app.js",
   "scripts": {
     "dev": "npx ts-node-dev src/app.ts",
-    "build": "tsc && tsc-alias",
+    "build": "npm ci && tsc && tsc-alias",
     "format": "npm run check-git-hooks && prettier --write .",
     "lint-fix": "npm run check-git-hooks && (eslint --fix --cache --report-unused-disable-directives . || true) && prettier --write .",
     "lint-check": "npm run check-git-hooks && eslint --cache --report-unused-disable-directives . && prettier --check .",