diff --git a/scss/mixins/_forms.scss b/scss/mixins/_forms.scss
index 3db995e014..7258e9d6e1 100644
--- a/scss/mixins/_forms.scss
+++ b/scss/mixins/_forms.scss
@@ -129,7 +129,7 @@
       ~ .custom-file-label {
         border-color: $color;
 
-        &::before { border-color: inherit; }
+        &::after { border-color: inherit; }
       }
 
       ~ .#{$state}-feedback,