diff --git a/clusters/k8s01/metallb/metallb.yaml b/clusters/k8s01/metallb/metallb.yaml
index ed3b7a5092494c09a25a1e1680cde4da1ba7f17d..c4fd41cde2789b36430018d19c86e0aeeadb4eaa 100644
--- a/clusters/k8s01/metallb/metallb.yaml
+++ b/clusters/k8s01/metallb/metallb.yaml
@@ -5,7 +5,7 @@ metadata:
   namespace: metallb-system
 spec:
   addresses:
-    - 192.168.100.128/24
+    - 192.168.100.128/26
 ---
 apiVersion: metallb.io/v1beta1
 kind: L2Advertisement