diff --git a/Jenkinsfile b/Jenkinsfile
index 9c4124b0b..8dd0b0017 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -50,7 +50,7 @@ node {
             } // stage: Jacoo
         } // parallel
     } // stage: tests
-    stage ("Docker") {
+    stage ("Container") {
         stage('build') {
             sh """ #!/bin/bash
                 docker image build -f Dockerfile -t ${projectName}:${env.BUILD_ID} .
diff --git a/mypetclinic.sh b/mypetclinic.sh
index ea60a5c52..21cec1dcb 100755
--- a/mypetclinic.sh
+++ b/mypetclinic.sh
@@ -23,6 +23,7 @@ clean() {
     docker image prune -a -f --filter "until=1h"
     docker container prune -f --filter "until=1h"
     docker system prune -f --filter "until=1h"
+    sleep 3
     docker rmi -f $(docker images -aq)
 }
 startContainer() {
@@ -45,6 +46,7 @@ stopContainer() {
      printf "\n -------- Stop container: ${containerName} -------- \n "
      # docker container stop ${docker container ls -a | grep postgres | awk '{print $1}'}
      docker stop $containerName -t 0
+     sleep 5
      docker rm -f $containerName
 }
 
diff --git a/readme.md b/readme.md
index 3c05326a9..83ab229fa 100644
--- a/readme.md
+++ b/readme.md
@@ -8,8 +8,8 @@ Develop a DevOps pipeline to automate tasks such as code compile, unit testing,
 
 Note: This process with not deploy to the envionrmnet platform. 
 
-### Change log
-- Original readme.md renamed as readme-orignial.md
+### Changelog
+- The original 'readme.md' file has been renamed to 'readme-orignial.md'.
 - Add new files
     - readme.md
     - Dockerfile
@@ -57,7 +57,7 @@ This sub-stage generates Jacoco code coverage reports using Apache Maven command
 `````
 mvn jacoco:report
 `````
-#### Stage: Docker
+#### Stage: Container
 The stage 'Docker' contains the following sub-stages:
 ##### build
 This sub-stage builds the Docker image using the Dockerfile. The image is tagged with the project name and the Jenkins build ID.