diff --git a/charts/nginz/templates/secret.yaml b/charts/nginz/templates/secret.yaml
index b7746d74f7..1c03a612f7 100644
--- a/charts/nginz/templates/secret.yaml
+++ b/charts/nginz/templates/secret.yaml
@@ -15,5 +15,7 @@ data:
   {{- with .Values.secrets }}
   zauth.conf: {{ .zAuth.publicKeys | b64enc | quote }}
   basic_auth.txt: {{ .basicAuth | b64enc | quote }}
+  {{- if .oAuth }}
   oauth_ed25519_pub.jwk: {{ .oAuth.publicKeys | b64enc | quote }}
   {{- end }}
+  {{- end }}