diff --git a/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSInputStream.java b/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSInputStream.java
index b87a3a753bc..a3af7cec5d5 100644
--- a/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSInputStream.java
+++ b/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSInputStream.java
@@ -123,7 +123,7 @@ public class AliyunOSSInputStream extends FSInputStream {
     }
 
     if (statistics != null && byteRead >= 0) {
-      statistics.incrementBytesRead(1);
+      statistics.incrementBytesRead(byteRead);
     }
     return byteRead;
   }