From 70215147558eca619625edf81523fe902c6f0b89 Mon Sep 17 00:00:00 2001
From: lIuDuI <1693291525@qq.com>
Date: Wed, 12 Dec 2018 09:31:57 +0800
Subject: [PATCH] Fix Wrong document (#11697)

---
 content/en/docs/tasks/tools/install-kubectl.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/content/en/docs/tasks/tools/install-kubectl.md b/content/en/docs/tasks/tools/install-kubectl.md
index b5151a4d2e..7a0af0190c 100644
--- a/content/en/docs/tasks/tools/install-kubectl.md
+++ b/content/en/docs/tasks/tools/install-kubectl.md
@@ -85,7 +85,8 @@ If you are on macOS and using [Macports](https://macports.org/) package manager,
 1. Run the installation command:
 
     ```
-    port install kubectl
+    sudo port selfupdate
+    sudo port install kubectl
     ```
     
 2. Test to ensure the version you installed is sufficiently up-to-date: