change dockerhub repo name
diff --git a/README.md b/README.md
index 7b5ec23..a239d09 100644
--- a/README.md
+++ b/README.md
@@ -57,7 +57,7 @@
   # size is the the name service instance number of the name service cluster
   size: 1
   # metaServiceImage is the customized docker image repo of the RocketMQ name service
-  metaServiceImage: 2019liurui/rocketmq-namesrv:4.5.0-alpine
+  metaServiceImage: docker.io/library/rocketmq-namesrv:4.5.0-alpine
   # imagePullPolicy is the image pull policy
   imagePullPolicy: Always
   # volumeClaimTemplates defines the storageClass
@@ -91,7 +91,7 @@
   # slavePerGroup is the number of each broker cluster
   slavePerGroup: 1
   # brokerImage is the customized docker image repo of the RocketMQ broker
-  brokerImage: 2019liurui/rocketmq-broker:4.5.0-alpine
+  brokerImage: docker.io/library/rocketmq-broker:4.5.0-alpine
   # imagePullPolicy is the image pull policy
   imagePullPolicy: Always
   # volumeClaimTemplates defines the storageClass
diff --git a/create-operator.sh b/create-operator.sh
index cf1fa3d..f3f1635 100755
--- a/create-operator.sh
+++ b/create-operator.sh
@@ -18,11 +18,11 @@
 set -eux;
 
 # Change the DOCKERHUB_REPO to your docker repo
-DOCKERHUB_REPO="2019liurui/rocketmq-operator:v0.0.1-snapshot"
+DOCKERHUB_REPO="docker.io/library/rocketmq-operator:v0.0.1-snapshot"
 
 export GO111MODULE=on
 
-# uncomment the following 2 lines if you have updated the [kind]_type.go file or don't have zz_generated.deepcopy.go and zz_generated.openapi.go files
+# use the following 2 commands if you have updated the [kind]_type.go file or don't have zz_generated.deepcopy.go and zz_generated.openapi.go files
 operator-sdk generate k8s
 operator-sdk generate openapi
 
diff --git a/deploy/crds/cache_v1alpha1_broker_cr.yaml b/deploy/crds/cache_v1alpha1_broker_cr.yaml
index 2518720..fa468e3 100644
--- a/deploy/crds/cache_v1alpha1_broker_cr.yaml
+++ b/deploy/crds/cache_v1alpha1_broker_cr.yaml
@@ -27,7 +27,7 @@
   # slavePerGroup is the number of each broker cluster
   slavePerGroup: 1
   # brokerImage is the customized docker image repo of the RocketMQ broker
-  brokerImage: 2019liurui/rocketmq-broker:4.5.0-alpine
+  brokerImage: docker.io/library/rocketmq-broker:4.5.0-alpine
   # imagePullPolicy is the image pull policy
   imagePullPolicy: Always
   # volumeClaimTemplates defines the storageClass
diff --git a/deploy/crds/rocketmq_v1alpha1_metaservice_cr.yaml b/deploy/crds/rocketmq_v1alpha1_metaservice_cr.yaml
index d8f658b..56ac7f0 100644
--- a/deploy/crds/rocketmq_v1alpha1_metaservice_cr.yaml
+++ b/deploy/crds/rocketmq_v1alpha1_metaservice_cr.yaml
@@ -21,7 +21,7 @@
   # size is the the name service instance number of the name service cluster
   size: 1
   # metaServiceImage is the customized docker image repo of the RocketMQ name service
-  metaServiceImage: 2019liurui/rocketmq-namesrv:4.5.0-alpine
+  metaServiceImage: docker.io/library/rocketmq-namesrv:4.5.0-alpine
   # imagePullPolicy is the image pull policy
   imagePullPolicy: Always
   # volumeClaimTemplates defines the storageClass
diff --git a/deploy/operator.yaml b/deploy/operator.yaml
index cdd7b91..ac8ffa1 100644
--- a/deploy/operator.yaml
+++ b/deploy/operator.yaml
@@ -31,7 +31,7 @@
       containers:
         - name: rocketmq-operator
           # Replace this with the built image name
-          image: 2019liurui/rocketmq-operator:v0.0.1-snapshot
+          image: docker.io/library/rocketmq-operator:v0.0.1-snapshot
           command:
           - rocketmq-operator
           imagePullPolicy: Always
diff --git a/images/broker/build-broker-image.sh b/images/broker/build-broker-image.sh
index 8e96748..5c6c711 100755
--- a/images/broker/build-broker-image.sh
+++ b/images/broker/build-broker-image.sh
@@ -33,7 +33,7 @@
 fi
 
 ROCKETMQ_VERSION=$1
-DOCKERHUB_REPO=2019liurui/rocketmq-broker
+DOCKERHUB_REPO=docker.io/library/rocketmq-broker
 
 checkVersion $ROCKETMQ_VERSION
 
diff --git a/images/namesrv/build-namesrv-image.sh b/images/namesrv/build-namesrv-image.sh
index e4304f0..82aa811 100755
--- a/images/namesrv/build-namesrv-image.sh
+++ b/images/namesrv/build-namesrv-image.sh
@@ -33,7 +33,7 @@
 fi
 
 ROCKETMQ_VERSION=$1
-DOCKERHUB_REPO=2019liurui/rocketmq-namesrv
+DOCKERHUB_REPO=docker.io/library/rocketmq-namesrv
 
 checkVersion $ROCKETMQ_VERSION
 
diff --git a/images/try-images.sh b/images/try-images.sh
index 115457b..1b1d129 100755
--- a/images/try-images.sh
+++ b/images/try-images.sh
@@ -15,8 +15,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-NAMESRV_DOCKERHUB_REPO=2019liurui/rocketmq-namesrv
-BROKER_DOCKERHUB_REPO=2019liurui/rocketmq-broker
+NAMESRV_DOCKERHUB_REPO=docker.io/library/rocketmq-namesrv
+BROKER_DOCKERHUB_REPO=docker.io/library/rocketmq-broker
 ROCKETMQ_VERSION=4.5.0
 
 start_namesrv_broker()