diff --git a/after/syntax/css/easing-1.vim b/after/syntax/css/easing-1.vim
new file mode 100644
index 0000000..e69de29
diff --git a/test/test.css b/test/test.css
index 5e641f7..57359a9 100644
--- a/test/test.css
+++ b/test/test.css
@@ -228,6 +228,10 @@
   display: ruby-text-group;
 }
 
+.easing-1 {
+  display: auto;
+}
+
 .exclusions-3 {
   wrap-flow: auto;
   wrap-through: auto;