diff --git a/Dockerfile.jenkins b/Dockerfile.jenkins
new file mode 100644
index 0000000..a291340
--- /dev/null
+++ b/Dockerfile.jenkins
@@ -0,0 +1,4 @@
+FROM schemers/chibi:head
+RUN apt-get update && apt-get install -y make libffi-dev build-essential docker.io
+RUN snow-chibi install --always-yes "(foreign c)"
+RUN snow-chibi install --always-yes "(srfi 170)"
diff --git a/Jenkinsfile b/Jenkinsfile
index 873be0c..9493383 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,9 +1,9 @@
 pipeline {
 
     agent {
-        docker {
+        dockerfile {
             label 'docker-x86_64'
-            image 'schemers/chibi:head'
+            filepath 'Dockerfile.jenkins'
             args '--user=root --privileged -v /var/run/docker.sock:/var/run/docker.sock'
         }
     }
@@ -16,9 +16,6 @@ pipeline {
     stages {
         stage('Build and install') {
             steps {
-                sh "apt-get update && apt-get install -y make libffi-dev build-essential"
-                sh 'snow-chibi install --always-yes "(foreign c)"'
-                sh 'snow-chibi install --always-yes "(srfi 170)"'
                 sh "make build-chibi"
                 sh "make install"
             }