diff --git a/nginx/kms.conf b/nginx/kms.conf
index c246283..4fd157a 100644
--- a/nginx/kms.conf
+++ b/nginx/kms.conf
@@ -8,14 +8,13 @@ server {
     }
 
     location / {
-        set $query_param $query_string;
-        if ($http_user_agent ~* (curl|wget)) {
-            set $query_param $query_param&cli=true;
-        }
         include kms_params;
         include fastcgi_params;
         fastcgi_pass unix:/run/php-fpm.sock;
-        fastcgi_param QUERY_STRING $query_param;
+        if ($http_user_agent ~* (curl|wget)) {
+            set $cli_mode "true";
+        }
+        fastcgi_param KMS_CLI $cli_mode;
         fastcgi_param SCRIPT_FILENAME $kms_dir/src/Route.php;
     }
 }
diff --git a/src/Route.php b/src/Route.php
index e0aa384..7d2f13b 100644
--- a/src/Route.php
+++ b/src/Route.php
@@ -5,6 +5,13 @@ require_once 'Check.php';
 require_once 'KmsCli.php';
 require_once 'KmsWeb.php';
 
+if (getenv("KMS_CLI") === 'true') {
+    echo "cli mode" . PHP_EOL;
+} else {
+    echo "not cli mode" . PHP_EOL;
+}
+return;
+
 $kmsHost = getHost(); // kms server address
 $kmsPort = getPort(); // kms server port
 $url = $_SERVER['DOCUMENT_URI']; // request url