diff --git a/artifacts/flagger/crd.yaml b/artifacts/flagger/crd.yaml
index 842076d1..0a26f180 100644
--- a/artifacts/flagger/crd.yaml
+++ b/artifacts/flagger/crd.yaml
@@ -108,7 +108,7 @@ spec:
                   description: AppMesh backend array
                   anyOf:
                     - type: string
-                    - type: object
+                    - type: array
                 timeout:
                   description: Istio HTTP or gRPC request timeout
                   type: string
diff --git a/charts/flagger/templates/crd.yaml b/charts/flagger/templates/crd.yaml
index 76d56ae8..aecc1e3d 100644
--- a/charts/flagger/templates/crd.yaml
+++ b/charts/flagger/templates/crd.yaml
@@ -109,7 +109,7 @@ spec:
                   description: AppMesh backend array
                   anyOf:
                     - type: string
-                    - type: object
+                    - type: array
                 timeout:
                   description: Istio HTTP or gRPC request timeout
                   type: string
diff --git a/kustomize/base/flagger/crd.yaml b/kustomize/base/flagger/crd.yaml
index 842076d1..0a26f180 100644
--- a/kustomize/base/flagger/crd.yaml
+++ b/kustomize/base/flagger/crd.yaml
@@ -108,7 +108,7 @@ spec:
                   description: AppMesh backend array
                   anyOf:
                     - type: string
-                    - type: object
+                    - type: array
                 timeout:
                   description: Istio HTTP or gRPC request timeout
                   type: string