Docs(README):fix the trivial problems
diff --git a/README.md b/README.md
index 9300992..cef863b 100644
--- a/README.md
+++ b/README.md
@@ -181,8 +181,7 @@
 Then we can modify the `play-docker.sh` and volume this file to the broker container when it starts. For example: 
 
 ```
-docker run -d -p 10911:10911 -p 10909:10909 -v `pwd`/data/broker/logs:/root/logs -v `pwd`/data/broker/store:/root/store -v `pwd`/data/broker/conf/broker.conf:/home/rocketmq/rocketmq-4.5.0/conf/broker.conf --name rmqbroker --link rmqnamesrv:namesrv -e "NAMESRV_ADDR=namesrv:9876" apacherocketmq/rocketmq:4.5
-.0 sh mqbroker -c /opt/rocketmq-4.5.0/conf/broker.conf
+docker run -d -p 10911:10911 -p 10909:10909 -v `pwd`/data/broker/logs:/root/logs -v `pwd`/data/broker/store:/root/store -v `pwd`/data/broker/conf/broker.conf:/home/rocketmq/rocketmq-4.5.0/conf/broker.conf --name rmqbroker --link rmqnamesrv:namesrv -e "NAMESRV_ADDR=namesrv:9876" apacherocketmq/rocketmq:4.5.0 sh mqbroker -c /opt/rocketmq-4.5.0/conf/broker.conf
 
 ```
 
@@ -226,8 +225,7 @@
     volumes:
       - ./data/broker/logs:/home/rocketmq/logs
       - ./data/broker/store:/home/rocketmq/store
-      - ./data/broker/conf/broker.conf:/opt/rocketmq-4.5.0/conf/broker.conf
-    #command: sh mqbroker -n namesrv:9876
+      - ./data/broker/conf/broker.conf:/home/rocketmq/rocketmq-4.5.0/conf/broker.conf
     command: sh mqbroker -n namesrv:9876 -c ../conf/broker.conf
     depends_on:
       - namesrv