diff --git a/package.json b/package.json
index bdc4c86..7238b59 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,8 @@
       "phet",
       "adapted-from-phet"
     ],
-    "simulation": true
+    "simulation": true,
+    "supportsOutputJS": true
   },
   "eslintConfig": {
     "extends": "../chipper/eslint/sim_eslintrc.js"