diff --git a/tests/pillar/ceph_osd_single.sls b/tests/pillar/ceph_osd_single.sls
index 3c84d53..ce1c36a 100644
--- a/tests/pillar/ceph_osd_single.sls
+++ b/tests/pillar/ceph_osd_single.sls
@@ -42,6 +42,7 @@
           fs_type: xfs
           class: bestssd
           weight: 1.5
+          dmcrypt: true
         - dev: /dev/sdo
           journal: /dev/sdo
           fs_type: xfs