diff --git a/content/20240205150537 Caddyをraspi4にインストール.md b/content/20240205150537 Caddyをraspi4にインストール.md
index a065741..1b3857e 100755
--- a/content/20240205150537 Caddyをraspi4にインストール.md	
+++ b/content/20240205150537 Caddyをraspi4にインストール.md	
@@ -26,6 +26,16 @@ $ sudo mv caddy /usr/local
 `/usr/local/caddy/cmd/caddy`
 にパスを通す。 /etc/profileに追加。
 
+```
+$ sudo setcap cap_net_bind_service=+ep /usr/local/caddy/cmd/caddy/caddy
+$ sudo visudo
+```
+
+`username ALL=(ALL:ALL) NOPASSWD: /usr/sbin/setcap` を追加。
+
+
 
 cf.
-[GitHub - caddyserver/caddy: Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS](https://github.com/caddyserver/caddy?tab=readme-ov-file#build-from-source)
\ No newline at end of file
+[GitHub - caddyserver/caddy: Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS](https://github.com/caddyserver/caddy?tab=readme-ov-file#build-from-source)
+
+[caddyで簡単にhttpsサイト #http2 - Qiita](https://qiita.com/mmotoi/items/1af28e2e62a4e344eb6c)
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