diff --git a/k8s/memcached.yaml b/k8s/memcached.yaml
index ba7c66363..56f55d9b7 100644
--- a/k8s/memcached.yaml
+++ b/k8s/memcached.yaml
@@ -58,6 +58,7 @@ metadata:
   name: memcached
   annotations:
     k8s.grafana.com/scrape: "yes"
+    k8s.grafana.com/metrics.portName: "metrics"
 spec:
   type: ClusterIP
   ports: