diff --git a/pom.xml b/pom.xml
index d81aaacd..92ed4fe7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>com.qcloud.cos</groupId>
     <artifactId>hadoop-cos</artifactId>
-    <version>8.3.0</version>
+    <version>8.3.1</version>
     <packaging>jar</packaging>
 
     <name>Apache Hadoop Tencent Cloud COS Support</name>
diff --git a/src/main/java/org/apache/hadoop/fs/CosNativeFileSystemStore.java b/src/main/java/org/apache/hadoop/fs/CosNativeFileSystemStore.java
index 50d3cfa4..b55f9ae6 100644
--- a/src/main/java/org/apache/hadoop/fs/CosNativeFileSystemStore.java
+++ b/src/main/java/org/apache/hadoop/fs/CosNativeFileSystemStore.java
@@ -1884,20 +1884,7 @@ private <X> Object callCOSClientWithRetry(X request) throws CosServiceException,
                     throw cse;
                 }
             } catch (Exception e) {
-                if (useL5Id) {
-                    if (l5ErrorCodeRetryIndex >= this.l5UpdateMaxRetryTimes) {
-                        // L5上报，进行重试
-                        l5EndpointResolver.handle(-1, 0);
-                        l5ErrorCodeRetryIndex = 1;
-                    } else {
-                        l5ErrorCodeRetryIndex = l5ErrorCodeRetryIndex + 1;
-                    }
-                }
-                if (retryIndex > this.maxRetryTimes) {
-                    throw new IOException(e);
-                } else {
-                    ++retryIndex;
-                }
+                throw new IOException(e);
             }
         }
     }