diff --git a/.github/workflows/ci-arktype-validator.yml b/.github/workflows/ci-arktype-validator.yml
index 7576c6f7..9e6686ab 100644
--- a/.github/workflows/ci-arktype-validator.yml
+++ b/.github/workflows/ci-arktype-validator.yml
@@ -19,6 +19,7 @@ jobs:
           node-version: 18.x
       - run: yarn workspaces focus hono-middleware @hono/arktype-validator
       - run: yarn workspace @hono/arktype-validator build
+      - run: yarn workspace @hono/arktype-validator publint
       - run: yarn test --coverage --project @hono/arktype-validator
       - uses: codecov/codecov-action@v5
         with:
diff --git a/packages/ajv-validator/tsup.config.ts b/packages/ajv-validator/tsup.config.ts
deleted file mode 100644
index 010d3727..00000000
--- a/packages/ajv-validator/tsup.config.ts
+++ /dev/null
@@ -1 +0,0 @@
-export { default } from '../../tsup.config'
diff --git a/packages/arktype-validator/package.json b/packages/arktype-validator/package.json
index 35f990c3..337de3aa 100644
--- a/packages/arktype-validator/package.json
+++ b/packages/arktype-validator/package.json
@@ -2,22 +2,29 @@
   "name": "@hono/arktype-validator",
   "version": "2.0.0",
   "description": "ArkType validator middleware",
+  "type": "module",
   "main": "dist/index.js",
-  "module": "dist/index.mjs",
+  "module": "dist/index.js",
   "types": "dist/index.d.ts",
   "files": [
     "dist"
   ],
   "scripts": {
-    "test": "vitest --run",
-    "build": "tsup ./src/index.ts --format esm,cjs --dts",
-    "release": "yarn build && yarn test && yarn publish"
+    "build": "tsup ./src/index.ts",
+    "prepack": "yarn build",
+    "publint": "attw --pack && publint",
+    "test": "vitest"
   },
   "exports": {
     ".": {
-      "types": "./dist/index.d.mts",
-      "import": "./dist/index.mjs",
-      "require": "./dist/index.js"
+      "import": {
+        "types": "./dist/index.d.ts",
+        "default": "./dist/index.js"
+      },
+      "require": {
+        "types": "./dist/index.d.cts",
+        "default": "./dist/index.cjs"
+      }
     }
   },
   "license": "MIT",
@@ -27,7 +34,8 @@
   },
   "repository": {
     "type": "git",
-    "url": "https://github.com/honojs/middleware.git"
+    "url": "git+https://github.com/honojs/middleware.git",
+    "directory": "packages/arktype-validator"
   },
   "homepage": "https://github.com/honojs/middleware",
   "peerDependencies": {
@@ -35,9 +43,11 @@
     "hono": "*"
   },
   "devDependencies": {
+    "@arethetypeswrong/cli": "^0.17.4",
     "arktype": "^2.0.0-dev.14",
     "hono": "^3.11.7",
-    "tsup": "^8.0.1",
+    "publint": "^0.3.9",
+    "tsup": "^8.4.0",
     "vitest": "^3.0.8"
   }
 }
diff --git a/packages/arktype-validator/tsconfig.json b/packages/arktype-validator/tsconfig.json
index acfcd843..9f275945 100644
--- a/packages/arktype-validator/tsconfig.json
+++ b/packages/arktype-validator/tsconfig.json
@@ -1,10 +1,6 @@
 {
   "extends": "../../tsconfig.json",
   "compilerOptions": {
-    "rootDir": "./src",
-    "outDir": "./dist",
-  },
-  "include": [
-    "src/**/*.ts"
-  ],
-}
\ No newline at end of file
+    "outDir": "./dist"
+  }
+}
diff --git a/yarn.lock b/yarn.lock
index c4ffcc9c..d3eb2093 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2584,9 +2584,11 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "@hono/arktype-validator@workspace:packages/arktype-validator"
   dependencies:
+    "@arethetypeswrong/cli": "npm:^0.17.4"
     arktype: "npm:^2.0.0-dev.14"
     hono: "npm:^3.11.7"
-    tsup: "npm:^8.0.1"
+    publint: "npm:^0.3.9"
+    tsup: "npm:^8.4.0"
     vitest: "npm:^3.0.8"
   peerDependencies:
     arktype: ^2.0.0-dev.14