diff --git a/docker/.env b/docker/.env
index 11148e435..e106895f5 100644
--- a/docker/.env
+++ b/docker/.env
@@ -126,8 +126,8 @@ TIMEZONE='Asia/Shanghai'
 # MACOS=1
 
 # The maximum file size for each uploaded file, in bytes.
-# You can uncomment this line and update the value if you wish to change the 128M file size limit
-# MAX_CONTENT_LENGTH=134217728
+# You can uncomment this line and update the value if you wish to change the 1024M file size limit
+# MAX_CONTENT_LENGTH=1073741824
 # After making the change, ensure you update `client_max_body_size` in nginx/nginx.conf correspondingly.
 
 # The log level for the RAGFlow's owned packages and imported packages.