diff --git a/index.js b/index.js
index 1f68270..3e76499 100644
--- a/index.js
+++ b/index.js
@@ -31,6 +31,7 @@ addEventListener("fetch", async event=>{
 
         function fix(myHeaders) {
             //            myHeaders.set("Access-Control-Allow-Origin", "*");
+            myHeaders.set("Cache-Control","no-cache");
             myHeaders.set("Access-Control-Allow-Origin", event.request.headers.get("Origin"));
             if (isOPTIONS) {
                 myHeaders.set("Access-Control-Allow-Methods", event.request.headers.get("access-control-request-method"));
@@ -62,6 +63,16 @@ addEventListener("fetch", async event=>{
             }
 
             if (origin_url.search.startsWith("?")) {
+                //
+                console.log(isOPTIONS)
+                if(isOPTIONS){
+                    var myHeaders = new Headers();
+                    myHeaders = fix(myHeaders);
+                    return new Response("helo",
+                	{status: 200, headers: myHeaders}
+                    );
+                }
+
                 recv_headers = {};
                 for (var pair of event.request.headers.entries()) {
                     if ((pair[0].match("^origin") == null) && 
@@ -160,4 +171,4 @@ addEventListener("fetch", async event=>{
         }
     }
     )());
-});
+});
\ No newline at end of file