diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..57f1cb2
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/.idea/
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 2d20a6e..22a1e55 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM jenkins/jenkins:2.282-jdk11
+FROM jenkins/jenkins:2.288-jdk11
 
 COPY plugins.txt /usr/share/jenkins/plugins.txt
 RUN jenkins-plugin-cli -f /usr/share/jenkins/plugins.txt
diff --git a/plugins.txt b/plugins.txt
index 73ae8d9..5a788ae 100644
--- a/plugins.txt
+++ b/plugins.txt
@@ -138,7 +138,6 @@ pipeline-utility-steps
 plain-credentials
 plugin-util-api
 popper-api
-prometheus
 pubsub-light
 rake
 rebuild