diff --git a/etc/kayobe/kolla/inventory/group_vars/prometheus-blackbox-exporter b/etc/kayobe/kolla/inventory/group_vars/prometheus
similarity index 100%
rename from etc/kayobe/kolla/inventory/group_vars/prometheus-blackbox-exporter
rename to etc/kayobe/kolla/inventory/group_vars/prometheus
diff --git a/releasenotes/notes/fixes-blackbox-with-custom-placement-e98f1621dc5c873d.yaml b/releasenotes/notes/fixes-blackbox-with-custom-placement-e98f1621dc5c873d.yaml
new file mode 100644
index 0000000000..5cb4d5f4d6
--- /dev/null
+++ b/releasenotes/notes/fixes-blackbox-with-custom-placement-e98f1621dc5c873d.yaml
@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    Fixes an issue with blackbox exporter endpoint generation when prometheus
+    server and blackbox exporter are not colocated.