diff --git a/docs/en/deployment/hadoop_java_sdk.md b/docs/en/deployment/hadoop_java_sdk.md
index a29eb586c14a..4f8c6ec61a52 100644
--- a/docs/en/deployment/hadoop_java_sdk.md
+++ b/docs/en/deployment/hadoop_java_sdk.md
@@ -420,9 +420,6 @@ CREATE TABLE IF NOT EXISTS person
2. Use the following sample code to verify:
-
-
-
```java
package demo;
@@ -447,9 +444,6 @@ CREATE TABLE IF NOT EXISTS person
}
```
-
-
-
## Monitoring metrics collection
Please see the ["Monitoring"](../administration/monitoring.md) documentation to learn how to collect and display JuiceFS monitoring metrics.
diff --git a/docs/en/reference/command_reference.md b/docs/en/reference/command_reference.md
index a5a51b4e75a3..b43f67cd14a0 100644
--- a/docs/en/reference/command_reference.md
+++ b/docs/en/reference/command_reference.md
@@ -114,20 +114,11 @@ echo "source path/to/zsh_autocomplete" >> ~/.zshrc
Alternatively, if you are using bash on a Linux system, you may just copy the script to `/etc/bash_completion.d` and rename it to `juicefs`:
-
-
-
```shell
sudo cp hack/autocomplete/bash_autocomplete /etc/bash_completion.d/juicefs
-```
-
-```shell
source /etc/bash_completion.d/juicefs
```
-
-
-
## Commands
### `juicefs format` {#format}
diff --git a/docs/zh_cn/deployment/hadoop_java_sdk.md b/docs/zh_cn/deployment/hadoop_java_sdk.md
index 0a88dc9504df..df82b4f3a584 100644
--- a/docs/zh_cn/deployment/hadoop_java_sdk.md
+++ b/docs/zh_cn/deployment/hadoop_java_sdk.md
@@ -531,9 +531,6 @@ CREATE TABLE IF NOT EXISTS person
2. 使用以下示例代码验证:
-
-
-
```java
package demo;
@@ -558,9 +555,6 @@ CREATE TABLE IF NOT EXISTS person
}
```
-
-
-
## 监控指标收集
请查看[「监控」](../administration/monitoring.md)文档了解如何收集及展示 JuiceFS 监控指标
diff --git a/docs/zh_cn/reference/command_reference.md b/docs/zh_cn/reference/command_reference.md
index 9c200b3c8903..431245d7f3f1 100644
--- a/docs/zh_cn/reference/command_reference.md
+++ b/docs/zh_cn/reference/command_reference.md
@@ -114,20 +114,11 @@ echo "source path/to/zsh_autocomplete" >> ~/.zshrc
另外,如果你是在 Linux 系统上使用 bash,也可以直接将脚本拷贝到 `/etc/bash_completion.d` 目录并将其重命名为 `juicefs`:
-
-
-
```shell
sudo cp hack/autocomplete/bash_autocomplete /etc/bash_completion.d/juicefs
-```
-
-```shell
source /etc/bash_completion.d/juicefs
```
-
-
-
## 命令列表
### `juicefs format` {#format}