diff --git a/networking/v1alpha3/envoy_filter.pb.go b/networking/v1alpha3/envoy_filter.pb.go
index b9d101685a..93a7c07b14 100644
--- a/networking/v1alpha3/envoy_filter.pb.go
+++ b/networking/v1alpha3/envoy_filter.pb.go
@@ -335,7 +335,7 @@
 //   #   to avoid accidental name collisions.
 //   - applyTo: EXTENSION_CONFIG
 //     patch:
-//       operation: ADD # REPLACE is also supported, and would override a cluster level resource with the same name.
+//       operation: ADD
 //       value:
 //         name: my-wasm-extension
 //         typed_config:
diff --git a/networking/v1alpha3/envoy_filter.pb.html b/networking/v1alpha3/envoy_filter.pb.html
index d8c9709a22..3fd57718fe 100644
--- a/networking/v1alpha3/envoy_filter.pb.html
+++ b/networking/v1alpha3/envoy_filter.pb.html
@@ -294,7 +294,7 @@
   #   to avoid accidental name collisions.
   - applyTo: EXTENSION_CONFIG
     patch:
-      operation: ADD # REPLACE is also supported, and would override a cluster level resource with the same name.
+      operation: ADD
       value:
         name: my-wasm-extension
         typed_config:
diff --git a/networking/v1alpha3/envoy_filter.proto b/networking/v1alpha3/envoy_filter.proto
index 1e3c952da5..3f30e608b8 100644
--- a/networking/v1alpha3/envoy_filter.proto
+++ b/networking/v1alpha3/envoy_filter.proto
@@ -334,7 +334,7 @@ import "networking/v1alpha3/sidecar.proto";
 //   #   to avoid accidental name collisions.
 //   - applyTo: EXTENSION_CONFIG
 //     patch:
-//       operation: ADD # REPLACE is also supported, and would override a cluster level resource with the same name.
+//       operation: ADD
 //       value:
 //         name: my-wasm-extension
 //         typed_config: