diff --git a/traque.js b/traque.js
index 6d787af..3ed1320 100644
--- a/traque.js
+++ b/traque.js
@@ -52,6 +52,15 @@ const option = {
   cert: fs.readFileSync(config.cert)
 };
 
+function replaceAll_legacy(data, pattern, replacement){
+  var replacing = data.replace(pattern, replacement);
+  while(replacing != data){
+    data = replacing;
+    replacing = data.replace(pattern, replacement);
+  }
+  return data;
+}
+
 // The server
 var server = https.createServer(option, function(req, res){
     var q = url.parse(req.url, true);
@@ -73,7 +82,7 @@ var server = https.createServer(option, function(req, res){
                 throw new Error("where " + end_path + " is !?");
 
             res.writeHead(200, {'Content-Type': 'text/html'});
-            res.write(data.replaceAll("%ID", id).replaceAll("%GPSLOG", gpslog));
+            res.write(replaceAll_legacy(replaceAll_legacy(data, "%GPSLOG", gpslog), "%ID", id));
             return res.end();
         });
     }