diff --git a/go.mod b/go.mod
index 67c669a48c..8471d2688c 100644
--- a/go.mod
+++ b/go.mod
@@ -38,7 +38,7 @@ require (
 	k8s.io/client-go v0.35.3
 	k8s.io/utils v0.0.0-20260210185600-b8788abfbbc2
 	sigs.k8s.io/controller-runtime v0.23.1
-	sigs.k8s.io/mcs-api v0.3.0
+	sigs.k8s.io/mcs-api v0.4.0
 	sigs.k8s.io/yaml v1.6.0
 )
 
diff --git a/go.sum b/go.sum
index 1f62187d39..01f8cbc3cf 100644
--- a/go.sum
+++ b/go.sum
@@ -678,8 +678,8 @@ sigs.k8s.io/gateway-api v1.5.0 h1:duoo14Ky/fJXpjpmyMISE2RTBGnfCg8zICfTYLTnBJA=
 sigs.k8s.io/gateway-api v1.5.0/go.mod h1:GvCETiaMAlLym5CovLxGjS0NysqFk3+Yuq3/rh6QL2o=
 sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 h1:IpInykpT6ceI+QxKBbEflcR5EXP7sU1kvOlxwZh5txg=
 sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730/go.mod h1:mdzfpAEoE6DHQEN0uh9ZbOCuHbLK5wOm7dK4ctXE9Tg=
-sigs.k8s.io/mcs-api v0.3.0 h1:LjRvgzjMrvO1904GP6XBJSnIX221DJMyQlZOYt9LAnM=
-sigs.k8s.io/mcs-api v0.3.0/go.mod h1:zZ5CK8uS6HaLkxY4HqsmcBHfzHuNMrY2uJy8T7jffK4=
+sigs.k8s.io/mcs-api v0.4.0 h1:5waQGP3V5gbvYXh2wpyWO+5vIO6XMtEeSObOE3DJU8o=
+sigs.k8s.io/mcs-api v0.4.0/go.mod h1:zZ5CK8uS6HaLkxY4HqsmcBHfzHuNMrY2uJy8T7jffK4=
 sigs.k8s.io/randfill v1.0.0 h1:JfjMILfT8A6RbawdsK2JXGBR5AQVfd+9TbzrlneTyrU=
 sigs.k8s.io/randfill v1.0.0/go.mod h1:XeLlZ/jmk4i1HRopwe7/aU3H5n1zNUcX6TM94b3QxOY=
 sigs.k8s.io/structured-merge-diff/v6 v6.3.2 h1:kwVWMx5yS1CrnFWA/2QHyRVJ8jM6dBA80uLmm0wJkk8=