diff --git a/app/assets/stylesheets/embed.css.scss b/app/assets/stylesheets/embed.css.scss
index 2f6b1ebf96..d7193d5533 100644
--- a/app/assets/stylesheets/embed.css.scss
+++ b/app/assets/stylesheets/embed.css.scss
@@ -3,6 +3,7 @@
 
 @import "./common/foundation/variables";
 @import "./common/foundation/colors";
+@import "./common/foundation/mixins";
 @import "./common/base/onebox";
 
 article.post {