diff --git a/now_listen/now_listen.py b/now_listen/now_listen.py
index 87add8a6c7bd555353b81980828ea6861701d26f..d7c4b71659cd337ee2fa9c85423625f264ecbb8f 100644
--- a/now_listen/now_listen.py
+++ b/now_listen/now_listen.py
@@ -53,7 +53,7 @@ class NowListenPlugin(GajimPlugin):
     @log_calls('NowListenPlugin')
     def activate(self):
         if not dbus_support.supported:
-            raise GajimPluginException("python-dbus is missing!")
+            raise GajimPluginException(_('python-dbus is missing!'))
         listener = MusicTrackListener.get()
         if not self.music_track_changed_signal:
             self.music_track_changed_signal = listener.connect(