diff --git a/docs/gitbook/usage/gloo-progressive-delivery.md b/docs/gitbook/usage/gloo-progressive-delivery.md
index fed24330..3c5018d7 100644
--- a/docs/gitbook/usage/gloo-progressive-delivery.md
+++ b/docs/gitbook/usage/gloo-progressive-delivery.md
@@ -103,6 +103,7 @@ metadata:
   name: podinfo
   namespace: test
 spec:
+  provider: gloo
   # deployment reference
   targetRef:
     apiVersion: apps/v1
diff --git a/docs/gitbook/usage/nginx-progressive-delivery.md b/docs/gitbook/usage/nginx-progressive-delivery.md
index 707e22ab..2772850f 100644
--- a/docs/gitbook/usage/nginx-progressive-delivery.md
+++ b/docs/gitbook/usage/nginx-progressive-delivery.md
@@ -104,6 +104,7 @@ metadata:
   name: podinfo
   namespace: test
 spec:
+  provider: nginx
   # deployment reference
   targetRef:
     apiVersion: apps/v1