diff --git a/toxygen/main.py b/toxygen/main.py
index 73ac63c..436b5d3 100644
--- a/toxygen/main.py
+++ b/toxygen/main.py
@@ -260,7 +260,7 @@ class Toxygen:
         self.tray.activated.connect(tray_activated)
 
         updating = False
-        if settings['update']:  # auto update
+        if settings['update'] and updater.connection_available():  # auto update
             version = updater.check_for_updates()
             if version is not None:
                 if settings['update'] == 2:
diff --git a/toxygen/menu.py b/toxygen/menu.py
index c60b1df..5102e9b 100644
--- a/toxygen/menu.py
+++ b/toxygen/menu.py
@@ -950,6 +950,16 @@ class UpdateSettings(CenteredWidget):
         settings.save()
 
     def update_client(self):
+        if not updater.connection_available():
+            msgBox = QtGui.QMessageBox()
+            msgBox.setWindowTitle(
+                QtGui.QApplication.translate("updateSettingsForm", "Error", None,
+                                             QtGui.QApplication.UnicodeUTF8))
+            text = (QtGui.QApplication.translate("updateSettingsForm", 'Problems with internet connection', None,
+                                                 QtGui.QApplication.UnicodeUTF8))
+            msgBox.setText(text)
+            msgBox.exec_()
+            return
         version = updater.check_for_updates()
         if version is not None:
             updater.download(version)
diff --git a/toxygen/plugin_support.py b/toxygen/plugin_support.py
index 9ae33c2..2424f4a 100644
--- a/toxygen/plugin_support.py
+++ b/toxygen/plugin_support.py
@@ -68,7 +68,6 @@ class PluginLoader(util.Singleton):
         """
         New incoming custom lossless packet (callback)
         """
-        print('Custom', data)
         l = data[0] - pl.LOSSLESS_FIRST_BYTE
         name = ''.join(chr(x) for x in data[1:l + 1])
         if name in self._plugins and self._plugins[name][1]:
diff --git a/toxygen/updater.py b/toxygen/updater.py
index 23a5c55..2620562 100644
--- a/toxygen/updater.py
+++ b/toxygen/updater.py
@@ -2,6 +2,7 @@ import util
 import os
 import settings
 import platform
+import urllib
 try:
     from PySide import QtNetwork, QtCore
 except ImportError:
@@ -9,6 +10,14 @@ except ImportError:
 import subprocess
 
 
+def connection_available():
+    try:
+        urllib.request.urlopen('http://216.58.192.142', timeout=1)  # google.com
+        return True
+    except:
+        return False
+
+
 def check_for_updates():
     current_version = util.program_version
     major, minor, patch = list(map(lambda x: int(x), current_version.split('.')))