diff --git a/backend/src/lib/datastore.ts b/backend/src/lib/datastore.ts
index 45a8f7e..fb31e90 100644
--- a/backend/src/lib/datastore.ts
+++ b/backend/src/lib/datastore.ts
@@ -16,6 +16,7 @@ import {
   CosmosDatastoreProvider,
   MemoryDatastoreProvider,
 } from '@bytelyst/datastore';
+import { config } from './config.js';
 
 let _provider: DatastoreProvider | null = null;
 
@@ -26,10 +27,7 @@ let _provider: DatastoreProvider | null = null;
 export function initDatastore(): DatastoreProvider {
   if (_provider) return _provider;
 
-  const isTest = process.env.NODE_ENV === 'test';
-  const dbProvider = (process.env.DB_PROVIDER || (isTest ? 'memory' : 'cosmos')).toLowerCase();
-
-  if (dbProvider === 'memory') {
+  if (config.DB_PROVIDER === 'memory') {
     _provider = new MemoryDatastoreProvider();
   } else {
     _provider = new CosmosDatastoreProvider();