diff --git a/src/tablet/MediaLib.js b/src/tablet/MediaLib.js
index d60b041..81e69be 100644
--- a/src/tablet/MediaLib.js
+++ b/src/tablet/MediaLib.js
@@ -45,7 +45,7 @@ export default class MediaLib {
             path = parsedResult.path;
             samples = parsedResult.samples;
             sprites = parsedResult.sprites;
-            legacySprites = parsedResult.legacySprites;
+            legacySprites = parsedResult.legacySprites || [];
             backgrounds = parsedResult.backgrounds;
             sounds = parsedResult.sounds;