diff --git a/app/hyperterm.js b/app/hyperterm.js
index 451fa624..ac727fa9 100644
--- a/app/hyperterm.js
+++ b/app/hyperterm.js
@@ -5,7 +5,6 @@ import Mousetrap from 'mousetrap';
 import classes from 'classnames';
 import shallowCompare from 'react-addons-shallow-compare';
 import React, { Component } from 'react';
-import UpdateChecker from './update-checker';
 
 export default class HyperTerm extends Component {
   constructor () {
@@ -23,8 +22,8 @@ export default class HyperTerm extends Component {
       mac: /Mac/.test(navigator.userAgent),
       resizeIndicatorShowing: false,
       fontSizeIndicatorShowing: false,
+      dismissedUpdate: false,
       updateVersion: null,
-      updateNote: null,
       fontSize: 12
     };
 
@@ -52,6 +51,7 @@ export default class HyperTerm extends Component {
     this.resetFontSize = this.resetFontSize.bind(this);
     this.increaseFontSize = this.increaseFontSize.bind(this);
     this.decreaseFontSize = this.decreaseFontSize.bind(this);
+    this.dismissUpdate = this.dismissUpdate.bind(this);
   }
 
   render () {
@@ -98,15 +98,19 @@ export default class HyperTerm extends Component {
         {this.state.fontSizeIndicatorShowing && <div>{ this.state.fontSize }px</div>}
         <div>{ this.state.cols }x{ this.state.rows }</div>
       </div>
-      <div className={classes('update-indicator', { showing: null !== this.state.updateVersion })}>
+      <div className={classes('update-indicator', { showing: null !== this.state.updateVersion && !this.state.dismissedUpdate })}>
         Version <b>{ this.state.updateVersion }</b> ready.
         {this.state.updateNote ? ` ${this.state.updateNote}. ` : ' '}
         <a href='' onClick={this.quitAndInstall}>Restart</a>
-        to apply <span className='close' onClick={this.quitAndInstall}>[x]</span>
+        to apply <span className='close' onClick={this.dismissUpdate}>[x]</span>
       </div>
     </div>;
   }
 
+  dismissUpdate () {
+    this.setState({ dismissedUpdate: true });
+  }
+
   quitAndInstall (ev) {
     ev.preventDefault();
     this.rpc.emit('quit-and-install');
diff --git a/app/update-checker.js b/app/update-checker.js
deleted file mode 100644
index 785b0bd7..00000000
--- a/app/update-checker.js
+++ /dev/null
@@ -1,61 +0,0 @@
-/*global fetch:false*/
-import { version as currentVersion } from '../package';
-import compare from 'semver-compare';
-import ms from 'ms';
-
-const DEFAULT_INTERVAL = ms('5m');
-
-export default class UpdateChecker {
-
-  constructor (fn, { interval = DEFAULT_INTERVAL } = {}) {
-    this.callback = fn;
-    this.interval = interval;
-    this.check();
-    this.lastKnown = null;
-  }
-
-  check () {
-    const done = () => {
-      this.checkTimer = setTimeout(() => {
-        this.check();
-      }, this.interval);
-    };
-
-    console.log('checking for update');
-    fetch('https://hyperterm.now.sh/updates.json')
-    .then((res) => {
-      if (200 !== res.status) {
-        console.error('Update check error. Status (%d)', res.status);
-        return done();
-      }
-
-      res.json()
-      .then(({ version, note }) => {
-        if (this.lastKnown !== version) {
-          this.lastKnown = version;
-
-          if (1 === compare(version, currentVersion)) {
-            console.log('update found');
-            this.callback(version, note);
-          } else {
-            console.log('no update. latest:', version);
-          }
-        }
-        done();
-      })
-      .catch((err) => {
-        console.error('Update JSON parse error', err.stack);
-        done();
-      });
-    }).catch((err) => {
-      console.error('Update check error', err.stack);
-      done();
-    });
-  }
-
-  destroy () {
-    this.aborted = true;
-    clearTimeout(this.checkTimer);
-  }
-
-}