1 files changed, 6 insertions, 1 deletions
diff --git a/deluge/ui/gtk3/mainwindow.py b/deluge/ui/gtk3/mainwindow.py
index d11ff317a..6c871d2d8 100644
--- a/deluge/ui/gtk3/mainwindow.py
+++ b/deluge/ui/gtk3/mainwindow.py
@@ -44,7 +44,6 @@ log = logging.getLogger(__name__)
 
 class _GtkBuilderSignalsHolder:
     def connect_signals(self, mapping_or_class):
-
         if isinstance(mapping_or_class, dict):
             for name, handler in mapping_or_class.items():
                 if hasattr(self, name):
@@ -73,6 +72,12 @@ class MainWindow(component.Component):
         self.config = ConfigManager('gtk3ui.conf')
         self.main_builder = Gtk.Builder()
 
+        # Set theme
+        Gtk.Settings.get_default().set_property(
+            'gtk-application-prefer-dark-theme',
+            self.config['prefer_dark_theme'],
+        )
+
         # Patch this GtkBuilder to avoid connecting signals from elsewhere
         #
         # Think about splitting up  mainwindow gtkbuilder file into the necessary parts