diff --git a/api-ref/source/consistency-group-snapshots.inc b/api-ref/source/consistency-group-snapshots.inc
index adf759c3e7..9ff33e617f 100644
--- a/api-ref/source/consistency-group-snapshots.inc
+++ b/api-ref/source/consistency-group-snapshots.inc
@@ -1,8 +1,8 @@
 .. -*- rst -*-
 
-============================================
-Consistency group snapshots (since API v2.4)
-============================================
+==================================================
+Consistency group snapshots (versions 2.4 to 2.30)
+==================================================
 
 You can create snapshots of consistency groups. To create a
 snapshot, you specify the ID of the consistency group that you want
@@ -28,6 +28,8 @@ actions to other roles.
     versions of the Shared File Systems API. All experimental APIs
     require the ``X-OpenStack-Manila-API-Experimental: True`` header to be
     sent in the requests.
+    Consistency group snapshot APIs were removed in 2.31 API version. They
+    were replaced with 'share groups' APIs.
 
 
 List consistency group snapshots
diff --git a/api-ref/source/consistency-groups.inc b/api-ref/source/consistency-groups.inc
index 090f20f1c3..6678bed76b 100644
--- a/api-ref/source/consistency-groups.inc
+++ b/api-ref/source/consistency-groups.inc
@@ -1,8 +1,8 @@
 .. -*- rst -*-
 
-===================================
-Consistency groups (since API v2.4)
-===================================
+=========================================
+Consistency groups (versions 2.4 to 2.30)
+=========================================
 
 Consistency groups enable you to create snapshots at the exact same
 point in time from multiple file system shares. For example, a
@@ -23,6 +23,8 @@ other roles.
     of the Shared File Systems API. All experimental APIs require the
     ``X-OpenStack-Manila-API-Experimental: True`` header to be sent in the
     requests.
+    Consistency group APIs were removed in 2.31 API version. They were
+    replaced with 'share groups' APIs.
 
 
 List consistency groups