update
diff --git a/charts/virtual-machine/templates/secret-network-data.yaml b/charts/virtual-machine/templates/secret-network-data.yaml
index d8646e7..02c002c 100644
--- a/charts/virtual-machine/templates/secret-network-data.yaml
+++ b/charts/virtual-machine/templates/secret-network-data.yaml
@@ -4,4 +4,4 @@
   name: {{ .Values.name }}-network-data
 type: Opaque
 data:
-  networkdata: {{ .Values.cloudInit.networkData | toYaml | b64enc }}
+  networkdata: {{ .Values.cloudInit.networkData}}
diff --git a/charts/virtual-machine/values.yaml b/charts/virtual-machine/values.yaml
index cf2f6ed..5a1742a 100644
--- a/charts/virtual-machine/values.yaml
+++ b/charts/virtual-machine/values.yaml
@@ -8,5 +8,5 @@
 ports: []
 cloudInit:
   userData: {}
-  networkData: {}
+  networkData: "" # base64 encoded
 configFiles: {}