diff --git a/scss/_custom-forms.scss b/scss/_custom-forms.scss
index c3b383cb4d..48f292bdfb 100644
--- a/scss/_custom-forms.scss
+++ b/scss/_custom-forms.scss
@@ -226,8 +226,7 @@
   line-height: $custom-select-line-height;
   color: $custom-select-color;
   vertical-align: middle;
-  background: $custom-select-background;
-  background-color: $custom-select-bg;
+  background: $custom-select-bg $custom-select-background;
   border: $custom-select-border-width solid $custom-select-border-color;
   @include border-radius($custom-select-border-radius, 0);
   @include box-shadow($custom-select-box-shadow);