diff --git a/src/internal/client.ts b/src/internal/client.ts
index 16481961..e47c4cc6 100644
--- a/src/internal/client.ts
+++ b/src/internal/client.ts
@@ -1480,7 +1480,7 @@ export class TypedClient {
 
   async listBuckets(): Promise<BucketItemFromList[]> {
     const method = 'GET'
-    const httpRes = await this.makeRequestAsync({ method }, '', [200], DEFAULT_REGION)
+    const httpRes = await this.makeRequestAsync({ method }, '', [200], this.region ?? '')
     const xmlResult = await readAsString(httpRes)
     return xmlParsers.parseListBucket(xmlResult)
   }