diff --git a/manifests/prometheus/prometheus.yaml b/manifests/prometheus/prometheus.yaml
index ed19b8d..f9f79f0 100644
--- a/manifests/prometheus/prometheus.yaml
+++ b/manifests/prometheus/prometheus.yaml
@@ -5,6 +5,7 @@ metadata:
   namespace: monitoring
 spec:
   serviceAccountName: prometheus
+  serviceMonitorNamespaceSelector: {}
   serviceMonitorSelector: {}
   resources:
     requests: