diff --git a/manifests/inspector.pp b/manifests/inspector.pp
index 4241a770..19398826 100644
--- a/manifests/inspector.pp
+++ b/manifests/inspector.pp
@@ -393,6 +393,8 @@ class ironic::inspector (
   include ironic::inspector::db
   include ironic::inspector::policy
 
+  warning('Support for ironic-inspector is deprected and will be removed in a future release')
+
   if $auth_strategy == 'keystone' {
     include ironic::inspector::authtoken
   }
diff --git a/releasenotes/notes/deprecate-inspector-51426a5a31add34e.yaml b/releasenotes/notes/deprecate-inspector-51426a5a31add34e.yaml
new file mode 100644
index 00000000..68005863
--- /dev/null
+++ b/releasenotes/notes/deprecate-inspector-51426a5a31add34e.yaml
@@ -0,0 +1,6 @@
+---
+deprecations:
+  - |
+    Support for ironic-inspector is now deprecated, because
+    the ironic-inspector project iself is now deprecated and in maintenance
+    mode.