diff --git a/bin/update_domain.sh b/bin/update_domain.sh
index f8ac7bc..b9ced38 100644
--- a/bin/update_domain.sh
+++ b/bin/update_domain.sh
@@ -19,9 +19,15 @@ update_domain(){
       exit 1
   fi
 
-  # 修改域名
+  # 修改server_name
   modify_json_file  "$config_file" ".inbounds[0].tls.server_name" "$domain"
 
+  # 是否存在acme域名, 存在则修改
+  local acme_exists=$(jq -r 'has("inbounds") and (.inbounds[0] | has("tls")) and (.inbounds[0].tls | has("acme"))' "$config_file")  
+  if [[ "$acme_exists" == "true" ]]; then
+      modify_json_file  "$config_file" ".inbounds[0].tls.acme.domains[0]" "$domain"
+  fi  
+
   echo "修改域名成功"
 }