diff --git a/package.json b/package.json
index d8b3e6e..74d877e 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,6 @@
     "url": "git@github.com:inottn/mini-quest.git"
   },
   "devDependencies": {
-    "@rollup/plugin-commonjs": "^25.0.4",
     "@typescript-eslint/eslint-plugin": "^6.5.0",
     "@typescript-eslint/parser": "^6.5.0",
     "@vitest/coverage-v8": "^1.1.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 3802346..c0111cc 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -12,9 +12,6 @@ importers:
         specifier: ^0.4.0
         version: 0.4.0
     devDependencies:
-      '@rollup/plugin-commonjs':
-        specifier: ^25.0.4
-        version: 25.0.4(rollup@3.28.1)
       '@typescript-eslint/eslint-plugin':
         specifier: ^6.5.0
         version: 6.5.0(@typescript-eslint/parser@6.5.0)(eslint@8.48.0)(typescript@5.2.2)
@@ -1181,24 +1178,6 @@ packages:
     resolution: {integrity: sha512-2LuNTFBIO0m7kKIQvvPHN6UE63VjpmL9rnEEaOOaiSPbZK+zUOYIzBAWcED+3XYzhYsd/0mD57VdxAEqqV52CQ==}
     dev: true
 
-  /@rollup/plugin-commonjs@25.0.4(rollup@3.28.1):
-    resolution: {integrity: sha512-L92Vz9WUZXDnlQQl3EwbypJR4+DM2EbsO+/KOcEkP4Mc6Ct453EeDB2uH9lgRwj4w5yflgNpq9pHOiY8aoUXBQ==}
-    engines: {node: '>=14.0.0'}
-    peerDependencies:
-      rollup: ^2.68.0||^3.0.0
-    peerDependenciesMeta:
-      rollup:
-        optional: true
-    dependencies:
-      '@rollup/pluginutils': 5.0.4(rollup@3.28.1)
-      commondir: 1.0.1
-      estree-walker: 2.0.2
-      glob: 8.1.0
-      is-reference: 1.2.1
-      magic-string: 0.27.0
-      rollup: 3.28.1
-    dev: true
-
   /@rollup/pluginutils@5.0.4(rollup@3.28.1):
     resolution: {integrity: sha512-0KJnIoRI8A+a1dqOYLxH8vBf8bphDmty5QvIm2hqm7oFCFYKCAZWWd2hXgMibaPsNDhI0AtpYfQZJG47pt/k4g==}
     engines: {node: '>=14.0.0'}
@@ -2180,10 +2159,6 @@ packages:
     resolution: {integrity: sha512-IfEDxwoWIjkeXL1eXcDiow4UbKjhLdq6/EuSVR9GMN7KVH3r9gQ83e73hsz1Nd1T3ijd5xv1wcWRYO+D6kCI2w==}
     dev: true
 
-  /commondir@1.0.1:
-    resolution: {integrity: sha512-W9pAhw0ja1Edb5GVdIF1mjZw/ASI0AlShXM83UUGe2DVr5TdAPEA1OA8m/g8zWp9x6On7gqufY+FatDbC3MDQg==}
-    dev: true
-
   /concat-map@0.0.1:
     resolution: {integrity: sha512-/Srv4dswyQNBfohGpz9o6Yb3Gz3SrUDqBH5rTuhGR7ahtlbYKnVxw2bCFMRljaA7EXHaXZ8wsHdodFvbkhKmqg==}
     dev: true
@@ -2665,17 +2640,6 @@ packages:
       path-is-absolute: 1.0.1
     dev: true
 
-  /glob@8.1.0:
-    resolution: {integrity: sha512-r8hpEjiQEYlF2QU0df3dS+nxxSIreXQS1qRhMJM0Q5NDdR386C7jb7Hwwod8Fgiuex+k0GFjgft18yvxm5XoCQ==}
-    engines: {node: '>=12'}
-    dependencies:
-      fs.realpath: 1.0.0
-      inflight: 1.0.6
-      inherits: 2.0.4
-      minimatch: 5.1.6
-      once: 1.4.0
-    dev: true
-
   /globals@11.12.0:
     resolution: {integrity: sha512-WOBp/EEGUiIsJSp7wcv/y6MO+lV9UoncWqxuFfm8eBwzWNgyfBd6Gz+IeKQ9jCmyhoH99g15M3T+QaVHFjizVA==}
     engines: {node: '>=4'}
@@ -2805,12 +2769,6 @@ packages:
     engines: {node: '>=8'}
     dev: true
 
-  /is-reference@1.2.1:
-    resolution: {integrity: sha512-U82MsXXiFIrjCK4otLT+o2NA2Cd2g5MLoOVXUZjIOhLurrRxpEXzI8O0KZHr3IjLvlAH1kTPYSuqer5T9ZVBKQ==}
-    dependencies:
-      '@types/estree': 1.0.1
-    dev: true
-
   /is-stream@2.0.1:
     resolution: {integrity: sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg==}
     engines: {node: '>=8'}
@@ -2990,13 +2948,6 @@ packages:
       yallist: 4.0.0
     dev: true
 
-  /magic-string@0.27.0:
-    resolution: {integrity: sha512-8UnnX2PeRAPZuN12svgR9j7M1uWMovg/CEnIwIG0LFkXSJJe4PdfUGiTGl8V9bsBHFUtfVINcSyYxd7q+kx9fA==}
-    engines: {node: '>=12'}
-    dependencies:
-      '@jridgewell/sourcemap-codec': 1.4.15
-    dev: true
-
   /magic-string@0.30.3:
     resolution: {integrity: sha512-B7xGbll2fG/VjP+SWg4sX3JynwIU0mjoTc6MPpKNuIvftk6u6vqhDnk1R80b8C2GBR6ywqy+1DcKBrevBg+bmw==}
     engines: {node: '>=12'}
@@ -3066,13 +3017,6 @@ packages:
       brace-expansion: 1.1.11
     dev: true
 
-  /minimatch@5.1.6:
-    resolution: {integrity: sha512-lKwV/1brpG6mBUFHtb7NUmtABCb2WZZmm2wNiOA5hAb8VdCS4B3dtMWyvcoViccwAW/COERjXLt0zP1zXUN26g==}
-    engines: {node: '>=10'}
-    dependencies:
-      brace-expansion: 2.0.1
-    dev: true
-
   /minimatch@9.0.3:
     resolution: {integrity: sha512-RHiac9mvaRw0x3AYRgDC1CxAP7HTcNrrECeA8YYJeWnpo+2Q5CegtZjaotWTWxDG3UeGA1coE05iH1mPjT/2mg==}
     engines: {node: '>=16 || 14 >=14.17'}
diff --git a/rollup.config.mjs b/rollup.config.mjs
index fce39c0..75be9f9 100644
--- a/rollup.config.mjs
+++ b/rollup.config.mjs
@@ -1,11 +1,9 @@
 import esbuild from 'rollup-plugin-esbuild';
 import dts from 'rollup-plugin-dts';
-import commonjs from '@rollup/plugin-commonjs';
 
 const entries = ['./src/index.ts'];
 
 const plugins = [
-  commonjs(),
   esbuild({
     target: 'chrome55',
   }),