diff --git a/modules/openstack_project/files/jenkins_job_builder/config/chef-jobs.yaml b/modules/openstack_project/files/jenkins_job_builder/config/chef-jobs.yaml
index 95104b56ef..11d8200668 100644
--- a/modules/openstack_project/files/jenkins_job_builder/config/chef-jobs.yaml
+++ b/modules/openstack_project/files/jenkins_job_builder/config/chef-jobs.yaml
@@ -48,6 +48,7 @@
       - shell: |
           #!/bin/bash -xe
           mkdir -p .cookbooks .bundle
+          ruby1.9.1 /usr/bin/bundle config --global jobs $(nproc)
           ruby1.9.1 /usr/bin/bundle install --path=.bundle
           # Validates cookbooks
           ruby1.9.1 /usr/bin/bundle exec berks install --path=.cookbooks
diff --git a/modules/openstack_project/files/jenkins_job_builder/config/macros.yaml b/modules/openstack_project/files/jenkins_job_builder/config/macros.yaml
index 04cee450d4..d97f282532 100644
--- a/modules/openstack_project/files/jenkins_job_builder/config/macros.yaml
+++ b/modules/openstack_project/files/jenkins_job_builder/config/macros.yaml
@@ -116,6 +116,7 @@
     builders:
       - shell: |
           mkdir -p .bundle
+          ruby1.9.1 /usr/bin/bundle config --global jobs $(nproc)
           ruby1.9.1 /usr/bin/bundle install --path=.bundle
 
 - builder: