diff --git a/app/static/js/fillword.js b/app/static/js/fillword.js
index 3e3fbd9..b573fcf 100644
--- a/app/static/js/fillword.js
+++ b/app/static/js/fillword.js
@@ -15,6 +15,7 @@ function fillinWord(){
 }
 document.getElementById("text-content").addEventListener("click", fillinWord, false);
 function read(s){
+   reader.cancel();
    var msg = new SpeechSynthesisUtterance(s);
    reader.speak(msg);
 }