diff --git a/kadai04.js b/kadai04.js
index d6a5975..deafbf4 100644
--- a/kadai04.js
+++ b/kadai04.js
@@ -1,5 +1,5 @@
 function CountDown() {
-    var count = 3, tmID, infobox = document.getElementById("start"), suc = document.getElementById("suc"),fin = document.getElementById("fin");
+    var count = 4, tmID, infobox = document.getElementById("start"), suc = document.getElementById("suc"),fin = document.getElementById("fin");
     function countDown() {
 	if (--count == 0) {
 	    infobox.innerHTML = "時間切れ";