diff --git a/scss/_buttons.scss b/scss/_buttons.scss
index a9216ced7a..b2b6a1740a 100644
--- a/scss/_buttons.scss
+++ b/scss/_buttons.scss
@@ -40,10 +40,10 @@
   &:not([disabled]):not(.disabled):active,
   &:not([disabled]):not(.disabled).active {
     background-image: none;
-    box-shadow: $btn-active-box-shadow;
+    @include box-shadow($btn-active-box-shadow);
 
     &:focus {
-      @box-shadow: $btn-focus-box-shadow, $btn-active-box-shadow;
+      @include box-shadow($btn-focus-box-shadow, $btn-active-box-shadow);
     }
   }
 }