removed serial thread restriction
diff --git a/components/opdk-backup.yml b/components/opdk-backup.yml
index 2320251..5c71f73 100644
--- a/components/opdk-backup.yml
+++ b/components/opdk-backup.yml
@@ -1,7 +1,6 @@
 ---
 - hosts: '{{ hosts }}'
   gather_facts: yes
-  serial: 1
   vars_files:
   - ~/.apigee/credentials.yml
   roles: