diff --git a/manifests/client.pp b/manifests/client.pp
index f9ed3409c..82b224fef 100644
--- a/manifests/client.pp
+++ b/manifests/client.pp
@@ -14,6 +14,9 @@ class nova::client(
   include nova::deps
   include nova::params
 
+  warning("The nova::client class has been deprecated and will be removed \
+in a future release.")
+
   package { 'python-novaclient':
     ensure => $ensure,
     name   => $::nova::params::client_package,
diff --git a/releasenotes/notes/deprecate-client-cad4cec8032c789b.yaml b/releasenotes/notes/deprecate-client-cad4cec8032c789b.yaml
new file mode 100644
index 000000000..f6c4a0dc9
--- /dev/null
+++ b/releasenotes/notes/deprecate-client-cad4cec8032c789b.yaml
@@ -0,0 +1,7 @@
+---
+deprecations:
+  - |
+    The ``nova::client`` class has been deprecated. The ``nova`` CLI has
+    been deprecated and will be removed in the future. Use
+    the ``openstacklib::openstackclient`` class and the ``openstack`` CLI
+    instead.