diff --git a/components/style/values/generics/grid.rs b/components/style/values/generics/grid.rs
index 4d0faa3ac3b..b01ef388707 100644
--- a/components/style/values/generics/grid.rs
+++ b/components/style/values/generics/grid.rs
@@ -781,6 +781,7 @@ impl ToCss for LineNameList {
     ToResolvedValue,
     ToShmem,
 )]
+#[value_info(other_values = "subgrid")]
 #[repr(C, u8)]
 pub enum GenericGridTemplateComponent<L, I> {
     /// `none` value.