diff --git a/gtk-3.0/gtk-widgets.css b/gtk-3.0/gtk-widgets.css
index 7a39c75..fc7c75e 100644
--- a/gtk-3.0/gtk-widgets.css
+++ b/gtk-3.0/gtk-widgets.css
@@ -808,6 +808,12 @@ GtkComboBox .menu {
     font: regular;
 }
 
+/* ubuntu software center menu */
+#toolbar-popup {
+    background-color: @menu_bg_color;
+    color: @menu_fg_color;
+}
+
 /***********
  * menubar *
  ***********/