diff --git a/incl_external_flag.php b/incl_external_flag.php
index 07237aa..f076d19 100644
--- a/incl_external_flag.php
+++ b/incl_external_flag.php
@@ -47,12 +47,23 @@ if(!array_key_exists($tid, $tid2proj_l)) {
 
 $proj=$tid2proj_l[$tid];
 
+require(__DIR__."/phplib/libvar_gsec.php");
+
+if(!array_key_exists($game, $gsecret_l)) {
+    gen_error_400("game '".$game."' is not found in config file.");
+    exit;
+}
+
+$ginfo=$gsecret_l[$game];
+unset($gsecret_l);
+
 /*
     $GLOBALS["game"]=$game;
     $GLOBALS["action"]=$action;
     $GLOBALS["cid"]=$cid;
     $GLOBALS["tid"]=$tid;
     $GLOBALS["proj"]=$proj;
+    $GLOBALS["ginfo"]=$ginfo;
 */
 
 $pf=realpath(__DIR__."/".$proj["path"]."/handle_external_flag.php");