diff --git a/bin/update_domain.sh b/bin/update_domain.sh
index b9ced38..9c12f61 100644
--- a/bin/update_domain.sh
+++ b/bin/update_domain.sh
@@ -25,7 +25,7 @@ update_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]" "$domain"
+      modify_json_file  "$config_file" ".inbounds[0].tls.acme.domain[0]" "$domain"
   fi  
 
   echo "修改域名成功"