diff --git a/docs/8-istio-openfaas.md b/docs/8-istio-openfaas.md
index 21a0cc6..3f488fc 100644
--- a/docs/8-istio-openfaas.md
+++ b/docs/8-istio-openfaas.md
@@ -64,7 +64,7 @@ helm upgrade --install istio ./install/kubernetes/helm/istio \
 
 ### Configure Istio Gateway with LE certs
 
-![openfaas-canary](https://github.com/stefanprodan/k8s-podinfo/blob/master/docs/screens/istio-cert-manager.png)
+![istio-letsencrypt](https://github.com/stefanprodan/k8s-podinfo/blob/master/docs/diagrams/istio-cert-manager-gcp.png)
 
 Create a Istio Gateway in istio-system namespace with HTTPS redirect:
 
diff --git a/docs/diagrams/istio-cert-manager-gcp.png b/docs/diagrams/istio-cert-manager-gcp.png
new file mode 100644
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diff --git a/docs/screens/istio-cert-manager.png b/docs/screens/istio-cert-manager.png
deleted file mode 100644
index 0e63bc9..0000000
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