diff --git a/scss/forms/_form-control.scss b/scss/forms/_form-control.scss
index 42456e3aa6..6686ecfb80 100644
--- a/scss/forms/_form-control.scss
+++ b/scss/forms/_form-control.scss
@@ -29,10 +29,10 @@
     background-color: $input-focus-bg;
     border-color: $input-focus-border-color;
     outline: 0;
-    // Avoid using mixin so we can pass custom focus shadow properly
     @if $enable-shadows {
-      box-shadow: $input-box-shadow, $input-focus-box-shadow;
+      @include box-shadow($input-box-shadow, $input-focus-box-shadow);
     } @else {
+      // Avoid using mixin so we can pass custom focus shadow properly
       box-shadow: $input-focus-box-shadow;
     }
   }