diff --git a/packages/agoric-cli/src/scripts.js b/packages/agoric-cli/src/scripts.js
index 8cf4ce44a4d1..ac8ff650ec69 100644
--- a/packages/agoric-cli/src/scripts.js
+++ b/packages/agoric-cli/src/scripts.js
@@ -165,10 +165,11 @@ export { bootPlugin } from ${JSON.stringify(absPath)};
          * @param {string} file
          * @returns {Promise<import('@endo/bundle-source').BundleSourceResult<'endoZipBase64'>>}
          */
-        bundleSource: file =>
+        bundleSource: (file, options = {}) =>
           bundleSource(pathResolve(file), {
             elideComments: true,
             format: 'endoZipBase64',
+            ...options
           }),
         ...endowments,
         pathResolve,