diff --git a/src/main.rs b/src/main.rs
index 7778180..ad2c1c2 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -63,6 +63,6 @@ fn main() {
             gio::ResourceLookupFlags::NONE,
         )
         .unwrap();
-    app.set_global_css(&glib::GString::from_utf8_checked(data.to_vec()).unwrap());
+    relm4::set_global_css(&glib::GString::from_utf8_checked(data.to_vec()).unwrap());
     app.visible_on_activate(false).run::<App>(());
 }