diff --git a/doc/source/configuration.rst b/doc/source/configuration.rst
index 22809eb..391e5be 100644
--- a/doc/source/configuration.rst
+++ b/doc/source/configuration.rst
@@ -703,13 +703,13 @@
 ~~~~~~
 
 The logical volume group used to hold the Cinder-managed volumes is
-set by ``VOLUME_GROUP``, the logical volume name prefix is set with
+set by ``VOLUME_GROUP_NAME``, the logical volume name prefix is set with
 ``VOLUME_NAME_PREFIX`` and the size of the volume backing file is set
 with ``VOLUME_BACKING_FILE_SIZE``.
 
     ::
 
-        VOLUME_GROUP="stack-volumes"
+        VOLUME_GROUP_NAME="stack-volumes"
         VOLUME_NAME_PREFIX="volume-"
         VOLUME_BACKING_FILE_SIZE=10250M
 
diff --git a/doc/source/guides/multinode-lab.rst b/doc/source/guides/multinode-lab.rst
index 8751eb8..81c08dc 100644
--- a/doc/source/guides/multinode-lab.rst
+++ b/doc/source/guides/multinode-lab.rst
@@ -294,10 +294,10 @@
 
 ``stack-volumes`` can be pre-created on any physical volume supported by
 Linux's LVM. The name of the volume group can be changed by setting
-``VOLUME_GROUP`` in ``localrc``. ``stack.sh`` deletes all logical
-volumes in ``VOLUME_GROUP`` that begin with ``VOLUME_NAME_PREFIX`` as
+``VOLUME_GROUP_NAME`` in ``localrc``. ``stack.sh`` deletes all logical
+volumes in ``VOLUME_GROUP_NAME`` that begin with ``VOLUME_NAME_PREFIX`` as
 part of cleaning up from previous runs. It is recommended to not use the
-root volume group as ``VOLUME_GROUP``.
+root volume group as ``VOLUME_GROUP_NAME``.
 
 The details of creating the volume group depends on the server hardware
 involved but looks something like this: