diff --git a/config/samples/secret.yaml b/config/samples/secret.yaml
index 992c70c..ab6bc24 100644
--- a/config/samples/secret.yaml
+++ b/config/samples/secret.yaml
@@ -4,5 +4,5 @@ metadata:
   name: technitium-auth
 type: Opaque
 stringData:
-  apiKey-ns1: <api_key>
-  apiKey-ns2: <api_key>
+  apiKey-ns1: "<api_key>"
+  apiKey-ns2: "<api_key>"