diff --git a/hack/update-codegen.sh b/hack/update-codegen.sh
index ebe260a33ad..19179b2dd6a 100755
--- a/hack/update-codegen.sh
+++ b/hack/update-codegen.sh
@@ -120,10 +120,6 @@ function codegen::protobuf() {
         return
     fi
 
-    # NOTE: All output from this script needs to be copied back to the calling
-    # source tree.  This is managed in kube::build::copy_output in build/common.sh.
-    # If the output set is changed update that function.
-
     local apis=()
     kube::util::read-array apis < <(
         git grep --untracked --null -l \
@@ -1055,9 +1051,7 @@ function codegen::protobindings() {
       hack/_update-generated-proto-bindings-dockerized.sh "${apis[@]}"
     else
       kube::log::status "protoc ${PROTOC_VERSION} not found (can install with hack/install-protoc.sh); generating containerized..."
-      # NOTE: All output from this script needs to be copied back to the calling
-      # source tree.  This is managed in kube::build::copy_output in build/common.sh.
-      # If the output set is changed update that function.
+
       build/run.sh hack/_update-generated-proto-bindings-dockerized.sh "${apis[@]}"
     fi
 }