diff --git a/doc/source/cli/command-objects/volume-backend.rst b/doc/source/cli/command-objects/volume-backend.rst
index 0285d61b84..4766ecabb2 100644
--- a/doc/source/cli/command-objects/volume-backend.rst
+++ b/doc/source/cli/command-objects/volume-backend.rst
@@ -2,7 +2,7 @@
 volume backend
 ==============
 
-Volume v2
+Block Storage v2
 
 .. autoprogram-cliff:: openstack.volume.v2
    :command: volume backend *
diff --git a/doc/source/cli/command-objects/volume-backup.rst b/doc/source/cli/command-objects/volume-backup.rst
index 632e215e2b..1c26921197 100644
--- a/doc/source/cli/command-objects/volume-backup.rst
+++ b/doc/source/cli/command-objects/volume-backup.rst
@@ -2,7 +2,7 @@
 volume backup
 =============
 
-Volume v1, v2
+Block Storage v1, v2
 
 .. autoprogram-cliff:: openstack.volume.v2
    :command: volume backup *
diff --git a/doc/source/cli/command-objects/volume-host.rst b/doc/source/cli/command-objects/volume-host.rst
index 1e513cb716..350d6dec7c 100644
--- a/doc/source/cli/command-objects/volume-host.rst
+++ b/doc/source/cli/command-objects/volume-host.rst
@@ -2,7 +2,7 @@
 volume host
 ===========
 
-Volume v2
+Block Storage v2
 
 volume host failover
 --------------------
diff --git a/doc/source/cli/command-objects/volume-service.rst b/doc/source/cli/command-objects/volume-service.rst
index 2ad23240d3..0499fb9062 100644
--- a/doc/source/cli/command-objects/volume-service.rst
+++ b/doc/source/cli/command-objects/volume-service.rst
@@ -2,7 +2,7 @@
 volume service
 ==============
 
-Volume v1, v2
+Block Storage v1, v2
 
 volume service list
 -------------------