diff --git a/infrastructures/argo-events/env/k3s-cluster/examples/webhook.yaml b/infrastructures/argo-events/env/k3s-cluster/examples/webhook.yaml
index 10cc4e4..76e80ea 100644
--- a/infrastructures/argo-events/env/k3s-cluster/examples/webhook.yaml
+++ b/infrastructures/argo-events/env/k3s-cluster/examples/webhook.yaml
@@ -27,7 +27,7 @@ spec:
                   parameters:
                     - name: message
                       # the value will get overridden by event payload from test-dep
-                      value: hello world!
+                      value: "hello world!"
                 templates:
                   - name: whalesay
                     inputs: