diff --git a/resources/tomato-plant/interact.js b/resources/tomato-plant/interact.js
index 53261aa..9283211 100644
--- a/resources/tomato-plant/interact.js
+++ b/resources/tomato-plant/interact.js
@@ -24,6 +24,7 @@ for (let i = 0; i < 10; ++i) {
         "    source: '/resources/tomato/tomato.json',",
         '  })',
         '  ecs.destroy(entity.id)',
+        '  return undefined;',
         '}',
       ].join('\n'),
     },