diff --git a/lib/assets/stylesheets/attentive.css.scss b/lib/assets/stylesheets/attentive.css.scss
index d9b7e94..f9a2a81 100644
--- a/lib/assets/stylesheets/attentive.css.scss
+++ b/lib/assets/stylesheets/attentive.css.scss
@@ -1,4 +1,5 @@
 @import 'compass/utilities';
+@import 'compass/css3/transition';
 
 body, html {
   margin: 0;