diff --git a/apps/monitoring/prometheus.yaml b/apps/monitoring/prometheus.yaml
index 7d1055c..2b44490 100644
--- a/apps/monitoring/prometheus.yaml
+++ b/apps/monitoring/prometheus.yaml
@@ -49,6 +49,8 @@ spec:
   serviceAccountName: prometheus
   serviceMonitorSelector: # match all service monitors by default
     matchLabels: {}
+  serviceMonitorNamespaceSelector: # match all namespaces by default
+    matchLabels: {}
   resources:
     requests:
       memory: 400Mi
@@ -65,4 +67,4 @@ spec:
     targetPort: 9090
     protocol: TCP
   selector:
-    app: prometheus
+    prometheus: prometheus