diff --git a/after/syntax/css/css-grid-2.vim b/after/syntax/css/css-grid-2.vim
new file mode 100644
index 0000000..e12482a
--- /dev/null
+++ b/after/syntax/css/css-grid-2.vim
@@ -0,0 +1 @@
+syn keyword cssFontAttr contained subgrid
diff --git a/test/test.css b/test/test.css
index f7873b0..aec77f8 100644
--- a/test/test.css
+++ b/test/test.css
@@ -374,6 +374,10 @@
   grid-area: auto;
 }
 
+.grid-2 {
+  display: subgrid;
+}
+
 .images-3 {
   object-fit: contain;
   object-position: cover;