diff --git a/kubernetes/system/coredns/etcd.yaml b/kubernetes/system/coredns/etcd.yaml
index 441dbeb..032a6ce 100644
--- a/kubernetes/system/coredns/etcd.yaml
+++ b/kubernetes/system/coredns/etcd.yaml
@@ -54,6 +54,7 @@ spec:
     - metadata:
         name: etcd-data
       spec:
+        storageClassName: longhorn
         accessModes: ["ReadWriteOnce"]
         resources:
           requests: