diff --git a/Reconfigure-logstash.conf.md b/Reconfigure-logstash.conf.md
index 532bdd6..a63c0b6 100644
--- a/Reconfigure-logstash.conf.md
+++ b/Reconfigure-logstash.conf.md
@@ -2,7 +2,7 @@
 
 ### 1. Extract `logstash.conf` from running container:
 ```
-docker exec -it logstash ash
+docker exec -it logstash bash
 cd /etc/logstash/
 cp logstash.conf /data/elk/logstash.conf
 exit