diff --git a/Dockerfile b/Dockerfile
index 6a7d2ab..360d90d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,7 +19,7 @@
 RUN mkdir -p /usr/share/jenkins/ref/init.groovy.d
 
 
-COPY init.groovy /usr/share/jenkins/ref/init.groovy.d/tcp-slave-angent-port.groovy
+COPY init.groovy /usr/share/jenkins/ref/init.groovy.d/tcp-slave-agent-port.groovy
 
 ENV JENKINS_VERSION 1.596.2
 
diff --git a/README.md b/README.md
index 9d9a956..9846eab 100644
--- a/README.md
+++ b/README.md
@@ -98,8 +98,9 @@
 
 ```
 FROM jenkins
-COPY plugins /usr/share/jenkins/ref/plugins
+COPY plugins.txt /usr/share/jenkins/ref/
 COPY custom.groovy /usr/share/jenkins/ref/init.groovy.d/custom.groovy
+RUN /usr/local/bin/plugins.sh /usr/share/jenkins/ref/plugins.txt
 ```
 
 When jenkins container starts, it will check JENKINS_HOME has this reference content, and copy them there if required. It will not override such files, so if you upgraded some plugins from UI they won't be reverted on next start.