diff --git a/content/ko/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md b/content/ko/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md
index 0de4f7a4d1..ee71eb49cc 100644
--- a/content/ko/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md
+++ b/content/ko/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md
@@ -156,7 +156,7 @@ kubeadm은 `kubelet` 또는 `kubectl` 을 설치하거나 관리하지 **않으
 2. 구글 클라우드의 공개 사이닝 키를 다운로드 한다.
 
    ```shell
-   sudo curl -fsSLo /etc/apt/keyrings/kubernetes-archive-keyring.gpg https://packages.cloud.google.com/apt/doc/apt-key.gpg
+   curl -fsSL https://dl.k8s.io/apt/doc/apt-key.gpg | sudo gpg --dearmor -o /etc/apt/keyrings/kubernetes-archive-keyring.gpg
    ```
 
 3. 쿠버네티스 `apt` 리포지터리를 추가한다.