diff --git a/help/_posts/1970-01-01-docker-ce.md b/help/_posts/1970-01-01-docker-ce.md
index 7321cdc..2b6f614 100644
--- a/help/_posts/1970-01-01-docker-ce.md
+++ b/help/_posts/1970-01-01-docker-ce.md
@@ -45,27 +45,14 @@ sudo apt-get install apt-transport-https ca-certificates curl gnupg2 software-pr
 {% endraw %}
 
 
-对于 amd64 架构的计算机，添加软件仓库:
+添加软件仓库:
 
 {% raw %}
 <p></p>
 <pre>
-<code class="language-bash" id="deb-amd64-content">sudo add-apt-repository \
-   "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://{%endraw%}{{ site.hostname }}{%raw%}/docker-ce/linux/{{deb_release}} \
-   $(lsb_release -cs) \
-   stable"</code>
-</pre>
-{% endraw %}
-
-
-如果你是树莓派或其它 ARM 架构计算机，请运行:
-
-{% raw %}
-<p></p>
-<pre>
-<code id="deb-arm-content">echo "deb [arch=armhf signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://{%endraw%}{{ site.hostname }}{%raw%}/docker-ce/linux/{{deb_release}} \
-     $(lsb_release -cs) stable" | \
-    sudo tee /etc/apt/sources.list.d/docker.list</code>
+<code class="language-bash">echo \
+  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://{%endraw%}{{ site.hostname }}{%raw%}/docker-ce/linux/{{deb_release}} \
+  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null</code>
 </pre>
 {% endraw %}