diff --git a/doc/admin-guide-cloud/source/index.rst b/doc/admin-guide-cloud/source/index.rst
index 0b05c29ffa..9322253958 100644
--- a/doc/admin-guide-cloud/source/index.rst
+++ b/doc/admin-guide-cloud/source/index.rst
@@ -8,8 +8,8 @@ Abstract
 OpenStack offers open source software for cloud administrators to
 manage and troubleshoot an OpenStack cloud.
 
-This guide documents OpenStack Liberty, OpenStack Kilo, and OpenStack
-Juno releases.
+This guide documents OpenStack Mitaka, OpenStack Liberty, and OpenStack Kilo
+releases.
 
 Contents
 ~~~~~~~~
diff --git a/doc/user-guide-admin/source/index.rst b/doc/user-guide-admin/source/index.rst
index 11a7eaac0b..1ce43dd654 100644
--- a/doc/user-guide-admin/source/index.rst
+++ b/doc/user-guide-admin/source/index.rst
@@ -11,8 +11,8 @@ infrastructure solution. This guide shows OpenStack admin users how to
 create and manage resources in an OpenStack cloud with the OpenStack
 dashboard or OpenStack client commands.
 
-This guide documents OpenStack Liberty, OpenStack Kilo, and OpenStack
-Juno releases.
+This guide documents OpenStack Mitaka, OpenStack Liberty, and OpenStack Kilo
+releases.
 
 Contents
 ~~~~~~~~
diff --git a/doc/user-guide/source/index.rst b/doc/user-guide/source/index.rst
index 60085b86b5..5a2f627e64 100644
--- a/doc/user-guide/source/index.rst
+++ b/doc/user-guide/source/index.rst
@@ -11,8 +11,8 @@ infrastructure solution. This guide shows OpenStack end users how to
 create and manage resources in an OpenStack cloud with the OpenStack
 dashboard and OpenStack client commands.
 
-This guide documents OpenStack Liberty, OpenStack Kilo, and OpenStack
-Juno releases.
+This guide documents OpenStack Mitaka, OpenStack Liberty, and OpenStack Kilo
+releases.
 
 Contents
 ~~~~~~~~