diff --git a/ftpreader/src/main/java/com/alibaba/datax/plugin/reader/ftpreader/SftpHelper.java b/ftpreader/src/main/java/com/alibaba/datax/plugin/reader/ftpreader/SftpHelper.java
index d25b040c..48d994b8 100644
--- a/ftpreader/src/main/java/com/alibaba/datax/plugin/reader/ftpreader/SftpHelper.java
+++ b/ftpreader/src/main/java/com/alibaba/datax/plugin/reader/ftpreader/SftpHelper.java
@@ -242,5 +242,17 @@ public class SftpHelper extends FtpHelper {
 			throw DataXException.asDataXException(FtpReaderErrorCode.OPEN_FILE_ERROR, message);
 		}
 	}
+	
+	@Override
+	public void deleteFile(String filePath) {
+
+		try{
+			channelSftp.rm(filePath);
+		}catch(SftpException e){
+			String message = String.format("删除文件 : [%s] 时出错,请确认文件：[%s]存在且配置的用户有权限读取", filePath, filePath);
+			LOG.error(message);
+			throw DataXException.asDataXException(FtpReaderErrorCode.OPEN_FILE_ERROR, message);
+		}
+	}
 
 }