diff --git a/packages/kbn-plugin-helpers/cli.js b/packages/kbn-plugin-helpers/cli.js
index c6fc48bc5be9a0..48b70535272fe8 100644
--- a/packages/kbn-plugin-helpers/cli.js
+++ b/packages/kbn-plugin-helpers/cli.js
@@ -88,6 +88,4 @@ program
     }))
   );
 
-program.command('postinstall').action(createCommanderAction('postinstall'));
-
 program.parse(process.argv);
diff --git a/packages/kbn-plugin-helpers/lib/tasks.js b/packages/kbn-plugin-helpers/lib/tasks.js
index 0e33e2086d9c42..afc9c056d51d70 100644
--- a/packages/kbn-plugin-helpers/lib/tasks.js
+++ b/packages/kbn-plugin-helpers/lib/tasks.js
@@ -22,7 +22,6 @@ const startTask = require('../tasks/start');
 const testAllTask = require('../tasks/test/all');
 const testKarmaTask = require('../tasks/test/karma');
 const testMochaTask = require('../tasks/test/mocha');
-const postinstallTask = require('../tasks/postinstall');
 
 module.exports = {
   build: buildTask,
@@ -30,5 +29,4 @@ module.exports = {
   testAll: testAllTask,
   testKarma: testKarmaTask,
   testMocha: testMochaTask,
-  postinstall: postinstallTask,
 };
diff --git a/packages/kbn-plugin-helpers/tasks/postinstall/index.js b/packages/kbn-plugin-helpers/tasks/postinstall/index.js
deleted file mode 100644
index 9522e1e0e89982..00000000000000
--- a/packages/kbn-plugin-helpers/tasks/postinstall/index.js
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Licensed to Elasticsearch B.V. under one or more contributor
- * license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright
- * ownership. Elasticsearch B.V. licenses this file to you 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.
- */
-
-const resolve = require('path').resolve;
-const statSync = require('fs').statSync;
-
-module.exports = function(plugin) {
-  if (
-    fileExists(resolve(plugin.root, '../kibana/package.json')) &&
-    !fileExists(resolve(plugin.root, '../../kibana/package.json'))
-  ) {
-    process.stdout.write(
-      '\nWARNING: Kibana now requires that plugins must be located in ' +
-        '`../kibana-extra/{pluginName}` relative to the Kibana folder ' +
-        'during development. We found a Kibana in `../kibana`, but not in ' +
-        '`../../kibana`.\n'
-    );
-  }
-};
-
-function fileExists(path) {
-  try {
-    const stat = statSync(path);
-    return stat.isFile();
-  } catch (e) {
-    return false;
-  }
-}