diff --git a/data/de.coderkun.mcg.gresource.xml b/data/de.coderkun.mcg.gresource.xml
index b2fb514..9c16fb0 100644
--- a/data/de.coderkun.mcg.gresource.xml
+++ b/data/de.coderkun.mcg.gresource.xml
@@ -2,8 +2,8 @@
 <gresources>
     <gresource prefix="/de/coderkun/mcg">
         <file>gtk.glade</file>
+        <file>gtk.css</file>
         <file>menu.ui</file>
-        <file>mcg.css</file>
         <file>mcg.svg</file>
         <file>noise-texture.png</file>
     </gresource>
diff --git a/data/mcg.css b/data/gtk.css
similarity index 100%
rename from data/mcg.css
rename to data/gtk.css
diff --git a/mcg/application.py b/mcg/application.py
index 79739cb..49a38e7 100644
--- a/mcg/application.py
+++ b/mcg/application.py
@@ -91,7 +91,7 @@ class Application(Gtk.Application):
 
     def _load_css(self):
         styleProvider = Gtk.CssProvider()
-        styleProvider.load_from_resource(self._get_resource_path('mcg.css'))
+        styleProvider.load_from_resource(self._get_resource_path('gtk.css'))
         Gtk.StyleContext.add_provider_for_screen(
             Gdk.Screen.get_default(),
             styleProvider,