diff --git a/rag/utils/s3_conn.py b/rag/utils/s3_conn.py
index 74049c7c1..2a1e08185 100644
--- a/rag/utils/s3_conn.py
+++ b/rag/utils/s3_conn.py
@@ -80,10 +80,13 @@ class RAGFlowS3:
                 s3_params['region_name'] = self.region_name
             if self.endpoint_url:
                 s3_params['endpoint_url'] = self.endpoint_url
+            
+            # Configure signature_version and addressing_style through Config object
             if self.signature_version:
-                s3_params['signature_version'] = self.signature_version
+                config_kwargs['signature_version'] = self.signature_version
             if self.addressing_style:
-                s3_params['addressing_style'] = self.addressing_style
+                config_kwargs['s3'] = {'addressing_style': self.addressing_style}
+            
             if config_kwargs:
                 s3_params['config'] = Config(**config_kwargs)