diff --git a/packages/designto-token/detection/do-have-stretching.ts b/packages/designto-token/detection/do-have-stretching.ts
index 18c5a707..94269930 100644
--- a/packages/designto-token/detection/do-have-stretching.ts
+++ b/packages/designto-token/detection/do-have-stretching.ts
@@ -1,5 +1,6 @@
 import type { ReflectSceneNode } from "@design-sdk/figma-node";
 
-export function hasStretching(node: ReflectSceneNode) {
+export function hasStretching(node: ReflectSceneNode): boolean {
+  // FIXME: this should reflect layoutGrow as well.
   return node.layoutAlign && node.layoutAlign === "STRETCH";
 }