diff --git a/puppet/services/ceph-mon.yaml b/puppet/services/ceph-mon.yaml
index 4fe6e908f4..3e4f5b42bb 100644
--- a/puppet/services/ceph-mon.yaml
+++ b/puppet/services/ceph-mon.yaml
@@ -172,6 +172,6 @@ outputs:
           until: ceph_quorum_nodecheck.rc == 0
           retries: {get_param: CephValidationRetries}
           delay: {get_param: CephValidationDelay}
-        - name: ceph osd crush tunables default
+        - name: set crush tunables
           tags: step0
-          shell: ceph osd crush tunables default
+          shell: ceph osd crush tunables optimal