Docs(README):fix the trivial problems
diff --git a/README.md b/README.md
index 9bb3070..cef863b 100644
--- a/README.md
+++ b/README.md
@@ -181,17 +181,16 @@
 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:/opt/rocketmq-4.4.0/conf/broker.conf --name rmqbroker --link rmqnamesrv:namesrv -e "NAMESRV_ADDR=namesrv:9876" apacherocketmq/rocketmq:4.4
-.0 sh mqbroker -c /home/rocketmq/rocketmq-4.4.0/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
 
 ```
 
 Finally we can find the customized `broker.conf` has been used in the broker container. For example:
 
 ```
-huandeMacBook-Pro:4.4.0 huan$ docker ps |grep mqbroker
-a32c67aed6dd        apacherocketmq/rocketmq:4.4.0   "sh mqbroker"       20 minutes ago      Up 20 minutes       0.0.0.0:10909->10909/tcp, 9876/tcp, 0.0.0.0:10911->10911/tcp   rmqbroker
-huandeMacBook-Pro:4.4.0 huan$ docker exec -it a32c67aed6dd cat /home/rocketmq/rocketmq-4.4.0/conf/broker.conf
+MacBook-Pro:4.5.0 huan$ docker ps |grep mqbroker
+a32c67aed6dd        apacherocketmq/rocketmq:4.5.0   "sh mqbroker"       20 minutes ago      Up 20 minutes       0.0.0.0:10909->10909/tcp, 9876/tcp, 0.0.0.0:10911->10911/tcp   rmqbroker
+MacBook-Pro:4.5.0 $ docker exec -it a32c67aed6dd cat /home/rocketmq/rocketmq-4.5.0/conf/broker.conf
 brokerClusterName = DefaultCluster
 brokerName = broker-a
 brokerId = 0
@@ -209,7 +208,7 @@
 version: '2'
 services:
   namesrv:
-    image: apacherocketmq/rocketmq:4.4.0
+    image: apacherocketmq/rocketmq:4.5.0
     container_name: rmqnamesrv
     ports:
       - 9876:9876
@@ -217,7 +216,7 @@
       - ./data/namesrv/logs:/home/rocketmq/logs
     command: sh mqnamesrv
   broker:
-    image: apacherocketmq/rocketmq:4.4.0
+    image: apacherocketmq/rocketmq:4.5.0
     container_name: rmqbroker
     ports:
       - 10909:10909
@@ -226,8 +225,7 @@
     volumes:
       - ./data/broker/logs:/home/rocketmq/logs
       - ./data/broker/store:/home/rocketmq/store
-      - ./data/broker/conf/broker.conf:/home/rocketmq/rocketmq-4.4.0/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