diff --git a/01.train_ODC.py b/01.train_ODC.py
index 92f89cc..3192290 100755
--- a/01.train_ODC.py
+++ b/01.train_ODC.py
@@ -92,6 +92,10 @@ def setup_dask_and_datacube():
     print("✅ Dask cluster initialized")
     print(f"   Cluster: {cluster}")
 
+    # Cấu hình S3 access cho rasterio/GDAL (bắt buộc để đọc COGs từ S3)
+    configure_s3_access(aws_unsigned=False, requester_pays=True, client=client)
+    print("✅ S3 access configured (requester_pays=True)")
+
     try:
         dc = datacube.Datacube()
         print("✅ Datacube connected (metadata only)")