diff --git a/cluster/core/namespaces/kustomization.yaml b/cluster/core/namespaces/kustomization.yaml
index 2279590f..02b8b713 100644
--- a/cluster/core/namespaces/kustomization.yaml
+++ b/cluster/core/namespaces/kustomization.yaml
@@ -4,4 +4,3 @@ resources:
 - cert-manager.yaml
 - metallb-system.yaml
 - networking.yaml
-- system-upgrade.yaml
diff --git a/cluster/core/namespaces/system-upgrade.yaml b/cluster/core/namespaces/system-upgrade.yaml
deleted file mode 100644
index faec62d7..00000000
--- a/cluster/core/namespaces/system-upgrade.yaml
+++ /dev/null
@@ -1,5 +0,0 @@
----
-apiVersion: v1
-kind: Namespace
-metadata:
-  name: system-upgrade