diff --git a/artifacts/flagger/crd.yaml b/artifacts/flagger/crd.yaml
index abc3ba70..4b00c02f 100644
--- a/artifacts/flagger/crd.yaml
+++ b/artifacts/flagger/crd.yaml
@@ -561,6 +561,11 @@ spec:
                             minLength: 1
                             pattern: ^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$
                             type: string
+                          port:
+                            format: int32
+                            maximum: 65535
+                            minimum: 1
+                            type: integer
                     corsPolicy:
                       description: Istio Cross-Origin Resource Sharing policy (CORS)
                       type: object
diff --git a/charts/flagger/crds/crd.yaml b/charts/flagger/crds/crd.yaml
index abc3ba70..4b00c02f 100644
--- a/charts/flagger/crds/crd.yaml
+++ b/charts/flagger/crds/crd.yaml
@@ -561,6 +561,11 @@ spec:
                             minLength: 1
                             pattern: ^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$
                             type: string
+                          port:
+                            format: int32
+                            maximum: 65535
+                            minimum: 1
+                            type: integer
                     corsPolicy:
                       description: Istio Cross-Origin Resource Sharing policy (CORS)
                       type: object
diff --git a/kustomize/base/flagger/crd.yaml b/kustomize/base/flagger/crd.yaml
index abc3ba70..4b00c02f 100644
--- a/kustomize/base/flagger/crd.yaml
+++ b/kustomize/base/flagger/crd.yaml
@@ -561,6 +561,11 @@ spec:
                             minLength: 1
                             pattern: ^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$
                             type: string
+                          port:
+                            format: int32
+                            maximum: 65535
+                            minimum: 1
+                            type: integer
                     corsPolicy:
                       description: Istio Cross-Origin Resource Sharing policy (CORS)
                       type: object