diff --git a/clickhouse/kustomization.yaml b/clickhouse/kustomization.yaml
index 6559713..7fde5ec 100644
--- a/clickhouse/kustomization.yaml
+++ b/clickhouse/kustomization.yaml
@@ -1,5 +1,6 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
+namespace: tools
 
 helmGlobals:
  chartHome: charts
diff --git a/plausible/kustomization.yaml b/plausible/kustomization.yaml
index b83a3ff..af9b451 100644
--- a/plausible/kustomization.yaml
+++ b/plausible/kustomization.yaml
@@ -1,5 +1,6 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
+namespace: tools
 
 helmCharts:
 - name: plausible