diff --git a/backend/vitest.config.ts b/backend/vitest.config.ts
new file mode 100644
index 0000000..402bf9c
--- /dev/null
+++ b/backend/vitest.config.ts
@@ -0,0 +1,9 @@
+import { defineConfig } from 'vitest/config'
+
+export default defineConfig({
+  test: {
+    environment: 'node',
+    setupFiles: ['./src/test/setup.ts'],
+    globals: true
+  }
+})
\ No newline at end of file