diff --git a/contrib/ironic/ironic-fa-deploy/README.rst b/contrib/ironic/ironic-fa-deploy/README.rst
index e6396b1..5476592 100644
--- a/contrib/ironic/ironic-fa-deploy/README.rst
+++ b/contrib/ironic/ironic-fa-deploy/README.rst
@@ -55,9 +55,9 @@ Replace KERNEL, INITRD, ROOTFS with Glance UUIDs of deploy images, PRIVATE_KEY
 with path to private key file.
 
 8. Place disks scheme in Nailgun format to the metadata of Glance instance
-   image with ``mos_disk_info`` key, example::
+   image with ``fuel_disk_info`` key, example::
 
-    glance image-update <image uuid> --property mos_disk_info='[{"name": "sda",
+    glance image-update <image uuid> --property fuel_disk_info='[{"name": "sda",
        "extra": [], "free_space": 11000, "type": "disk", "id": "vda",
        "size": 11000, "volumes": [{"mount": "/", "type": "partition",
        "file_system": "ext4", "size": 10000}]}]'
diff --git a/contrib/ironic/ironic-fa-deploy/ironic_fa_deploy/modules/fuel_agent.py b/contrib/ironic/ironic-fa-deploy/ironic_fa_deploy/modules/fuel_agent.py
index 28fa2a6..7ca8639 100644
--- a/contrib/ironic/ironic-fa-deploy/ironic_fa_deploy/modules/fuel_agent.py
+++ b/contrib/ironic/ironic-fa-deploy/ironic_fa_deploy/modules/fuel_agent.py
@@ -134,7 +134,7 @@ def _get_deploy_data(context, image_source):
     image_props = glance.show(image_source).get('properties', {})
     LOG.debug('Image %s properties are: %s', image_source, image_props)
     try:
-        disk_data = json.loads(image_props['mos_disk_info'])
+        disk_data = json.loads(image_props['fuel_disk_info'])
     except KeyError:
         raise exception.MissingParameterValue(_('Image %s does not contain '
                                               'disk layout data.') %