diff --git a/flashing_keyboard/__init__.py b/flashing_keyboard/__init__.py
index ace90e1..180ee2a 100644
--- a/flashing_keyboard/__init__.py
+++ b/flashing_keyboard/__init__.py
@@ -1 +1 @@
-from flashing_keyboard import FlashingKeyboard
+from .flashing_keyboard import FlashingKeyboard
diff --git a/flashing_keyboard/flashing_keyboard.py b/flashing_keyboard/flashing_keyboard.py
index 788712d..d65c98c 100644
--- a/flashing_keyboard/flashing_keyboard.py
+++ b/flashing_keyboard/flashing_keyboard.py
@@ -1,8 +1,8 @@
 # -*- coding: utf-8 -*-
 
-import gtk
+from gi.repository import Gtk
+from gi.repository import GObject
 import subprocess
-import gobject
 
 from common import gajim
 from plugins import GajimPlugin
@@ -16,12 +16,12 @@ class FlashingKeyboard(GajimPlugin):
         self.description = _('Flashing keyboard led when there are unread messages.')
         self.config_dialog = FlashingKeyboardPluginConfigDialog(self)
         self.config_default_values = {
-                            'command1': ("xset led named 'Scroll Lock'", ''),
-                            'command2': ("xset -led named 'Scroll Lock'", '')}
+            'command1': ("xset led named 'Scroll Lock'", ''),
+            'command2': ("xset -led named 'Scroll Lock'", '')}
 
         self.is_active = None
         self.timeout = 500
-        self.timeout_off = self.timeout / 2
+        self.timeout_off = int(self.timeout / 2)
         self.id_0 = None
 
     def on_event_added(self, event):
@@ -35,15 +35,15 @@ class FlashingKeyboard(GajimPlugin):
         if gajim.events.get_nb_systray_events():
             if self.id_0:
                 return
-            self.id_0 = gobject.timeout_add(self.timeout, self.led_on)
+            self.id_0 = GObject.timeout_add(self.timeout, self.led_on)
         else:
             if self.id_0:
-                gobject.source_remove(self.id_0)
+                GObject.source_remove(self.id_0)
                 self.id_0 = None
 
     def led_on(self):
         subprocess.Popen('%s' % self.config['command1'], shell=True).wait()
-        gobject.timeout_add(self.timeout_off, self.led_off)
+        GObject.timeout_add(self.timeout_off, self.led_off)
         return True
 
     def led_off(self):
@@ -54,26 +54,26 @@ class FlashingKeyboard(GajimPlugin):
         gajim.events.event_added_subscribe(self.on_event_added)
         gajim.events.event_removed_subscribe(self.on_event_removed)
         if gajim.events.get_nb_systray_events():
-            self.id_0 = gobject.timeout_add(self.timeout, self.led_on)
+            self.id_0 = GObject.timeout_add(self.timeout, self.led_on)
 
     @log_calls('FlashingKeyboard')
     def deactivate(self):
         gajim.events.event_added_unsubscribe(self.on_event_added)
         gajim.events.event_removed_unsubscribe(self.on_event_removed)
         if self.id_0:
-            gobject.source_remove(self.id_0)
+            GObject.source_remove(self.id_0)
 
 
 class FlashingKeyboardPluginConfigDialog(GajimPluginConfigDialog):
     def init(self):
         self.GTK_BUILDER_FILE_PATH = self.plugin.local_file_path(
-                'config_dialog.ui')
-        self.xml = gtk.Builder()
+            'config_dialog.ui')
+        self.xml = Gtk.Builder()
         self.xml.set_translation_domain('gajim_plugins')
         self.xml.add_objects_from_file(self.GTK_BUILDER_FILE_PATH,
             ['config_table'])
         config_table = self.xml.get_object('config_table')
-        self.child.pack_start(config_table)
+        self.get_child().pack_start(config_table, True, True, 0)
         self.xml.connect_signals(self)
         self.connect('hide', self.on_close_button_clicked)
 
diff --git a/flashing_keyboard/manifest.ini b/flashing_keyboard/manifest.ini
index 5d3b759..8b8d583 100644
--- a/flashing_keyboard/manifest.ini
+++ b/flashing_keyboard/manifest.ini
@@ -1,8 +1,8 @@
 [info]
 name: Flashing Keyboard
 short_name: flashing_keyboard
-version: 0.1.4
+version: 0.2
 description: Flashing keyboard led when there are unread messages.
 authors: Denis Fomin <fominde@gmail.com>
 homepage: http://trac-plugins.gajim.org/wiki/FlashingKeyboardPlugin
-max_gajim_version: 0.15.9
+min_gajim_version: 0.15.10