diff --git a/templates/filebeat/0/README.md b/templates/filebeat/0/README.md
index 64542dd..61b4174 100644
--- a/templates/filebeat/0/README.md
+++ b/templates/filebeat/0/README.md
@@ -2,7 +2,9 @@
 * Support ship APP log and Nginx log or one of both to Logstash
 * Let it default if you only have one log type of both APP log and Ningx log.
 * Also you can put all any type log(include app/nginx/other type) to Application Log Path with below pattern.
+```bash
 eg:
 ${HOME_PATH}/app/logs/xxx.log
 ${HOME_PATH}/nginx/logs/xxx.log
 ${HOME_PATH}/others/logs/xxx.log
+```
diff --git a/templates/filebeat/1/README.md b/templates/filebeat/1/README.md
index 64542dd..61b4174 100644
--- a/templates/filebeat/1/README.md
+++ b/templates/filebeat/1/README.md
@@ -2,7 +2,9 @@
 * Support ship APP log and Nginx log or one of both to Logstash
 * Let it default if you only have one log type of both APP log and Ningx log.
 * Also you can put all any type log(include app/nginx/other type) to Application Log Path with below pattern.
+```bash
 eg:
 ${HOME_PATH}/app/logs/xxx.log
 ${HOME_PATH}/nginx/logs/xxx.log
 ${HOME_PATH}/others/logs/xxx.log
+```
diff --git a/templates/filebeat/2/README.md b/templates/filebeat/2/README.md
index 64542dd..61b4174 100644
--- a/templates/filebeat/2/README.md
+++ b/templates/filebeat/2/README.md
@@ -2,7 +2,9 @@
 * Support ship APP log and Nginx log or one of both to Logstash
 * Let it default if you only have one log type of both APP log and Ningx log.
 * Also you can put all any type log(include app/nginx/other type) to Application Log Path with below pattern.
+```bash
 eg:
 ${HOME_PATH}/app/logs/xxx.log
 ${HOME_PATH}/nginx/logs/xxx.log
 ${HOME_PATH}/others/logs/xxx.log
+```
diff --git a/templates/filebeat/README.md b/templates/filebeat/README.md
index 64542dd..61b4174 100644
--- a/templates/filebeat/README.md
+++ b/templates/filebeat/README.md
@@ -2,7 +2,9 @@
 * Support ship APP log and Nginx log or one of both to Logstash
 * Let it default if you only have one log type of both APP log and Ningx log.
 * Also you can put all any type log(include app/nginx/other type) to Application Log Path with below pattern.
+```bash
 eg:
 ${HOME_PATH}/app/logs/xxx.log
 ${HOME_PATH}/nginx/logs/xxx.log
 ${HOME_PATH}/others/logs/xxx.log
+```