diff --git a/nova/compute/resource_tracker.py b/nova/compute/resource_tracker.py
index 87d36fe06d..f7f78937cf 100644
--- a/nova/compute/resource_tracker.py
+++ b/nova/compute/resource_tracker.py
@@ -81,6 +81,18 @@ allocation_ratio_opts = [
              'NOTE: This can be set per-compute, or if set to 0.0, the value '
              'set on the scheduler node(s) will be used '
              'and defaulted to 1.5'),
+    cfg.FloatOpt('disk_allocation_ratio',
+        default=1.0,
+        help='This is the virtual disk to physical disk allocation ratio used '
+             'by the disk_filter.py script to determine if a host has '
+             'sufficient disk space to fit a requested instance. A ratio '
+             'greater than 1.0 will result in over-subscription of the '
+             'available physical disk, which can be useful for more '
+             'efficiently packing instances created with images that do not '
+             'use the entire virtual disk,such as sparse or compressed '
+             'images. It can be set to a value between 0.0 and 1.0 in order '
+             'to preserve a percentage of the disk for uses other than '
+             'instances'),
 ]
 
 
diff --git a/nova/conf/scheduler.py b/nova/conf/scheduler.py
index cc8b98d1bc..7c222668f2 100644
--- a/nova/conf/scheduler.py
+++ b/nova/conf/scheduler.py
@@ -322,30 +322,6 @@ be sure to test this with your selected scheduler.
     ``nova-service service_down_time``
 """)
 
-disk_allocation_ratio_opt = cfg.FloatOpt("disk_allocation_ratio",
-        default=1.0,
-        help="""
-This is the virtual disk to physical disk allocation ratio used by the
-disk_filter.py script to determine if a host has sufficient disk space to fit a
-requested instance. A ratio greater than 1.0 will result in over-subscription
-of the available physical disk, which can be useful for more efficiently
-packing instances created with images that don't use the entire virtual disk,
-such as sparse or compressed images. It can be set to a value between 0.0 and
-1.0 in order to preserve a percentage of the disk for uses other than
-instances.
-
-This option is only used by the FilterScheduler and its subclasses; if you use
-a different scheduler, this option has no effect.
-
-* Services that use this:
-
-    ``nova-scheduler``
-
-* Related options:
-
-    None
-""")
-
 isolated_img_opt = cfg.ListOpt("isolated_images",
         default=[],
         help="""
@@ -723,7 +699,6 @@ default_opts = [host_subset_size_opt,
                driver_opt,
                driver_period_opt,
                scheduler_json_config_location_opt,
-               disk_allocation_ratio_opt,
                isolated_img_opt,
                isolated_host_opt,
                restrict_iso_host_img_opt,