diff --git a/jjb/omec-ci.yaml b/jjb/omec-ci.yaml
index fb0ce6c..4b2cdca 100644
--- a/jjb/omec-ci.yaml
+++ b/jjb/omec-ci.yaml
@@ -90,7 +90,7 @@
       - 'docker-publish-github':
           build-timeout: 30
           docker-repo: 'omecproject'
-          build-node: 'ubuntu16.04-basebuild-1c-2g'
+          build-node: 'ubuntu16.04-basebuild-8c-15g'
 
 # for openmme
 - project:
diff --git a/jjb/pipeline/docker-publish.groovy b/jjb/pipeline/docker-publish.groovy
index 3b80806..316d429 100644
--- a/jjb/pipeline/docker-publish.groovy
+++ b/jjb/pipeline/docker-publish.groovy
@@ -31,6 +31,7 @@
             [$class: 'WipeWorkspace'],
             [$class: 'RelativeTargetDirectory', relativeTargetDir: "${params.projectName}"],
             [$class: 'CloneOption', depth: 0, noTags: false, reference: '', shallow: false],
+            [$class: 'SubmoduleOption', recursiveSubmodules: true],
           ],
         ])
         script {