diff --git a/certbotautorenew4centoswithnginx.sh b/certbotautorenew4centoswithnginx.sh
new file mode 100644
index 0000000..f840e96
--- /dev/null
+++ b/certbotautorenew4centoswithnginx.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+# これはコメントです
+# echo "コメントは実行されません！"
+
+systemctl stop nginx.service
+wait
+certbot-auto renew
+wait
+systemctl start nginx.service
\ No newline at end of file