diff --git a/cluster/core/cert-manager/namespace.yaml b/cluster/core/cert-manager/namespace.yaml
new file mode 100644
index 0000000..661039b
--- /dev/null
+++ b/cluster/core/cert-manager/namespace.yaml
@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: cert-manager
\ No newline at end of file