diff --git a/translators/google_api.js b/translators/google_api.js
index 09c80f9..b36a28d 100644
--- a/translators/google_api.js
+++ b/translators/google_api.js
@@ -1,8 +1,15 @@
 function httpGetAsync(url, callback) {
   let xmlHttp = new XMLHttpRequest();
+  xmlHttp.timeout = 30000; // msecs
   xmlHttp.onreadystatechange = function () {
-    if (xmlHttp.readyState == 4 && xmlHttp.status == 200)
+    if (xmlHttp.readyState != 4)
+      return
+    if (xmlHttp.status == 200)
       callback(xmlHttp.responseText);
+    else
+      proxy.setFailed(xmlHttp.statusText)
+    xmlHttp.onreadystatechange = null;
+    xmlHttp = null;
   }
   xmlHttp.open("GET", url, true);
   xmlHttp.send(null);
diff --git a/updates.json b/updates.json
index e9571b8..4a79383 100644
--- a/updates.json
+++ b/updates.json
@@ -588,7 +588,7 @@
   {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/google.js", "path":"$translators$/google.js", "md5":"16ffead93035e08e8db13279cc8b65a7", "size":1260}
  ]}
  ,"google_api": {"files":[
-  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/google_api.js", "path":"$translators$/google_api.js", "md5":"ba0d5fb0e156cccd47e048389c2762fa", "size":865}
+  {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/google_api.js", "path":"$translators$/google_api.js", "md5":"90b9b1a5c8dc52fd4a3f28be93442a56", "size":1030}
  ]}
  ,"papago": {"files":[
   {"url":"https://raw.githubusercontent.com/OneMoreGres/ScreenTranslator/master/translators/papago.js", "path":"$translators$/papago.js", "md5":"538bb7280192b18d15d24b07adae2638", "size":1956}