diff --git a/cmd/ko/main.go b/cmd/ko/main.go
deleted file mode 100644
index 022800fc..00000000
--- a/cmd/ko/main.go
+++ /dev/null
@@ -1,42 +0,0 @@
-// Copyright 2018 Google LLC All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//    http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package main
-
-// HEY! YOU! This file has moved to the root of the project.
-// !! PLEASE DO NOT ADD NEW FEATURES HERE !!
-// Only sync with the root/main.go.
-
-import (
-	"log"
-
-	"github.com/google/ko/pkg/commands"
-)
-
-const Deprecation258 = `NOTICE!
------------------------------------------------------------------
-Please install ko from github.com/google/ko.
-
-For more information see:
-   https://github.com/google/ko/issues/258
------------------------------------------------------------------
-`
-
-func main() {
-	log.Print(Deprecation258)
-
-	if err := commands.Root.Execute(); err != nil {
-		log.Fatalf("error during command execution: %v", err)
-	}
-}