diff --git a/packages/db/package.json b/packages/db/package.json
index b97890d64..583a6cba2 100644
--- a/packages/db/package.json
+++ b/packages/db/package.json
@@ -15,7 +15,7 @@
   "scripts": {
     "dev": "dotenv -e ../../apps/builder/.env.local yarn prisma db push && yarn start:sutdio  ",
     "start:sutdio": "dotenv -e ../../apps/builder/.env.local -v BROWSER=none yarn prisma studio",
-    "build": "yarn migration:deploy",
+    "build": "DATABASE_URL=$MIGRATION_DATABASE_URL yarn migration:deploy",
     "migration:push": "dotenv -e ../../apps/builder/.env.local yarn prisma db push",
     "migration:create": "dotenv -e ../../apps/builder/.env.local yarn prisma migrate dev",
     "migration:reset": "dotenv -e ../../apps/builder/.env.local yarn prisma migrate reset",
diff --git a/packages/db/prisma/migrations/20220217161047_add_prefilled_variables/migration.sql b/packages/db/prisma/migrations/20220217161047_add_prefilled_variables/migration.sql
new file mode 100644
index 000000000..ea08e833f
--- /dev/null
+++ b/packages/db/prisma/migrations/20220217161047_add_prefilled_variables/migration.sql
@@ -0,0 +1,5 @@
+-- AlterTable
+ALTER TABLE "Answer" ADD COLUMN     "variableId" TEXT;
+
+-- AlterTable
+ALTER TABLE "Result" ADD COLUMN     "prefilledVariables" JSONB[];