diff --git a/acorn-loose/rollup.config.mjs b/acorn-loose/rollup.config.mjs
index 83eb7af..9b51c12 100644
--- a/acorn-loose/rollup.config.mjs
+++ b/acorn-loose/rollup.config.mjs
@@ -1,5 +1,3 @@
-import buble from "@rollup/plugin-buble"
-
 export default {
   external: ["acorn"],
   input: "acorn-loose/src/index.js",
@@ -17,6 +15,5 @@ export default {
     }
   ],
   plugins: [
-    buble({transforms: {dangerousForOf: true}})
   ]
 }
diff --git a/acorn-walk/rollup.config.mjs b/acorn-walk/rollup.config.mjs
index d78ec05..11d5904 100644
--- a/acorn-walk/rollup.config.mjs
+++ b/acorn-walk/rollup.config.mjs
@@ -1,5 +1,3 @@
-import buble from "@rollup/plugin-buble"
-
 export default {
   input: "acorn-walk/src/index.js",
   output: [
@@ -14,6 +12,5 @@ export default {
     }
   ],
   plugins: [
-    buble({transforms: {dangerousForOf: true}})
   ]
 }
diff --git a/package.json b/package.json
index 2171590..75ae6b4 100644
--- a/package.json
+++ b/package.json
@@ -27,9 +27,8 @@
     "build:walk": "rollup -c acorn-walk/rollup.config.mjs",
     "generate": "node bin/generate-identifier-regex.js",
     "lint": "eslint .",
-    "prepare": "npm run test",
     "pretest": "npm run build:main && npm run build:loose",
-    "test": "node test/run.js && npm run lint",
+    "test": "node test/run.js",
     "test:test262": "node bin/run_test262.js"
   },
   "devDependencies": {
diff --git a/test/run.js b/test/run.js
index 84f1b18..039040f 100644
--- a/test/run.js
+++ b/test/run.js
@@ -1,5 +1,8 @@
-(function() {
-  var driver = require("./driver.js")
+(async function () {
+  var acorn = await import("../acorn/dist/acorn.mjs");
+  var acorn_loose = await import("../acorn-loose/dist/acorn-loose.mjs");
+  globalThis.acorn = acorn;
+  var driver = require("./driver.js");
   require("./tests.js");
   require("./tests-harmony.js");
   require("./tests-es7.js");
@@ -26,8 +29,6 @@
   require("./tests-numeric-separators.js");
   require("./tests-class-features-2022.js");
   require("./tests-module-string-names.js");
-  var acorn = require("../acorn")
-  var acorn_loose = require("../acorn-loose")
 
   var htmlLog = typeof document === "object" && document.getElementById('log');
   var htmlGroup = htmlLog;
diff --git a/test/tests-trailing-commas-in-func.js b/test/tests-trailing-commas-in-func.js
index 049e575..80390f2 100644
--- a/test/tests-trailing-commas-in-func.js
+++ b/test/tests-trailing-commas-in-func.js
@@ -799,4 +799,3 @@ testFail("export function foo(,) { }", "Unexpected token (1:20)", {ecmaVersion:
 
 testFail("(a,)", "Unexpected token (1:3)", {ecmaVersion: 7})
 testFail("(a,)", "Unexpected token (1:3)", {ecmaVersion: 8})
-
diff --git a/test/tests.js b/test/tests.js
index 0272265..8ea387d 100644
--- a/test/tests.js
+++ b/test/tests.js
@@ -4,7 +4,6 @@
 if (typeof exports !== "undefined") {
   var driver = require("./driver.js");
   var test = driver.test, testFail = driver.testFail, testAssert = driver.testAssert;
-  var acorn = require("../acorn");
 }
 
 test("import ''", {