diff --git a/tools/deployment/armada/multinode/armada-lma.yaml b/tools/deployment/armada/multinode/armada-lma.yaml
index f084a72d3d..79ef1e2dfa 100644
--- a/tools/deployment/armada/multinode/armada-lma.yaml
+++ b/tools/deployment/armada/multinode/armada-lma.yaml
@@ -539,6 +539,11 @@ data:
           labels:
             release_group: osh-infra-nagios
   values:
+    endpoints:
+      monitoring:
+        auth:
+          admin:
+            password: ${PROMETHEUS_ADMIN_PASSWORD}
     labels:
       nagios:
         node_selector_key: openstack-control-plane