diff --git a/main.go b/main.go
index 1560471..fc484bf 100644
--- a/main.go
+++ b/main.go
@@ -69,15 +69,16 @@ func filter(res http.ResponseWriter, req *http.Request, listenPort, proxyPort in
 	}
 
 	//log.Debugf("%v: Request %v %v\n", ip, req.Host, req.URL)
-	cookie, err := req.Cookie("i_like_gogits")
-	log.Debugf("ip: %v cookie: %v\n", ip, cookie)
+	cookieObj, err := req.Cookie("i_like_gogits")
+	log.Debugf("ip: %v cookie: %v\n", ip, cookieObj)
 	if err != nil {
 		pass(res, req, listenPort, proxyPort)
 		return
 	}
 
-	ips, ok := cookiesToIps.Load(cookie)
+	cookie := cookieObj.Value
 
+	ips, ok := cookiesToIps.Load(cookie)
 	if !ok {
 		ips := Ip2LastSeen{ip: time.Now()}
 		cookiesToIps.Store(cookie, ips)