diff --git a/sui/core/types.go b/sui/core/types.go
index 9a610cd3..a8e5d1e3 100644
--- a/sui/core/types.go
+++ b/sui/core/types.go
@@ -65,6 +65,7 @@ type LayoutItem struct {
 	ID     string       `json:"id"`
 	Label  string       `json:"label,omitempty"`
 	Width  int          `json:"width,omitempty"`
+	Height int          `json:"height,omitempty"`
 	Blocks []LayoutItem `json:"blocks,omitempty"`
 }