diff --git a/package.json b/package.json
index b8958f8..f21b870 100644
--- a/package.json
+++ b/package.json
@@ -8,9 +8,10 @@
   "main": "./build/index.js",
   "type": "module",
   "files": [
-    "build/src",
-    "build/index.d.ts",
-    "build/index.js"
+    "build",
+    "!build/bin",
+    "!build/tests_helpers",
+    "!build/tests"
   ],
   "exports": {
     ".": "./build/index.js",
@@ -20,9 +21,10 @@
     "pretest": "npm run lint && npm run typecheck",
     "test": "c8 npm run quick:test",
     "clean": "del-cli build",
-    "compile": "npm run lint && npm run clean && tsc",
+    "precompile": "npm run lint && npm run clean",
+    "compile": "tsup-node && tsc --emitDeclarationOnly --declaration",
     "build": "npm run compile",
-    "release": "np --message=\"chore(release): %s\"",
+    "release": "np",
     "version": "npm run build",
     "prepublishOnly": "npm run build",
     "lint": "eslint . --ext=.ts",
@@ -52,6 +54,7 @@
     "np": "^8.0.4",
     "prettier": "^3.0.3",
     "ts-node": "^10.9.1",
+    "tsup": "^7.2.0",
     "typescript": "^5.2.2"
   },
   "dependencies": {
@@ -118,5 +121,17 @@
   },
   "directories": {
     "test": "tests"
+  },
+  "tsup": {
+    "entry": [
+      "./index.ts",
+      "./src/types.ts"
+    ],
+    "outDir": "./build",
+    "clean": true,
+    "format": "esm",
+    "dts": false,
+    "sourcemap": true,
+    "target": "esnext"
   }
 }
diff --git a/tests/api_client/base.spec.ts b/tests/api_client/base.spec.ts
index 47476fa..fb5dec9 100644
--- a/tests/api_client/base.spec.ts
+++ b/tests/api_client/base.spec.ts
@@ -11,7 +11,7 @@ import { test } from '@japa/runner'
 
 import { ApiClient } from '../../src/client.js'
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 import { ApiResponse } from '../../src/response.js'
 import { RequestConfig } from '../../src/types.js'
 
diff --git a/tests/request/auth.spec.ts b/tests/request/auth.spec.ts
index f62046c..4437abd 100644
--- a/tests/request/auth.spec.ts
+++ b/tests/request/auth.spec.ts
@@ -10,7 +10,7 @@
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Request | auth', (group) => {
   group.each.setup(async () => {
diff --git a/tests/request/base.spec.ts b/tests/request/base.spec.ts
index d0b34e4..6192ab2 100644
--- a/tests/request/base.spec.ts
+++ b/tests/request/base.spec.ts
@@ -13,7 +13,7 @@ import { IncomingMessage } from 'node:http'
 import { ApiRequest } from '../../src/request.js'
 import { RequestConfig } from '../../src/types.js'
 import { ApiResponse } from '../../src/response.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Request', (group) => {
   group.each.setup(async () => {
diff --git a/tests/request/body.spec.ts b/tests/request/body.spec.ts
index 2b8ef47..a2f3f8a 100644
--- a/tests/request/body.spec.ts
+++ b/tests/request/body.spec.ts
@@ -12,7 +12,7 @@ import { parse } from 'node:querystring'
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { awaitStream, httpServer } from '../../test_helpers/index.js'
+import { awaitStream, httpServer } from '../../tests_helpers/index.js'
 import { fileURLToPath } from 'node:url'
 
 test.group('Request | body', (group) => {
diff --git a/tests/request/cookies.spec.ts b/tests/request/cookies.spec.ts
index 0dda6c4..6f868c5 100644
--- a/tests/request/cookies.spec.ts
+++ b/tests/request/cookies.spec.ts
@@ -11,7 +11,7 @@ import cookie from 'cookie'
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Request | cookies', (group) => {
   group.each.setup(async () => {
diff --git a/tests/request/custom_types.spec.ts b/tests/request/custom_types.spec.ts
index 648dd94..8eb1aae 100644
--- a/tests/request/custom_types.spec.ts
+++ b/tests/request/custom_types.spec.ts
@@ -10,7 +10,7 @@
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { awaitStream, httpServer } from '../../test_helpers/index.js'
+import { awaitStream, httpServer } from '../../tests_helpers/index.js'
 
 test.group('Request | custom types', (group) => {
   group.each.setup(async () => {
diff --git a/tests/request/headers.spec.ts b/tests/request/headers.spec.ts
index 1c42230..d7fa1f7 100644
--- a/tests/request/headers.spec.ts
+++ b/tests/request/headers.spec.ts
@@ -10,7 +10,7 @@
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Request | headers', (group) => {
   group.each.setup(async () => {
diff --git a/tests/request/lifecycle_hooks.spec.ts b/tests/request/lifecycle_hooks.spec.ts
index de1810a..65764d8 100644
--- a/tests/request/lifecycle_hooks.spec.ts
+++ b/tests/request/lifecycle_hooks.spec.ts
@@ -10,7 +10,7 @@
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Request | lifecycle hooks', (group) => {
   group.each.setup(async () => {
diff --git a/tests/request/query_string.spec.ts b/tests/request/query_string.spec.ts
index 9afecb6..168bfea 100644
--- a/tests/request/query_string.spec.ts
+++ b/tests/request/query_string.spec.ts
@@ -11,7 +11,7 @@ import { parse } from 'node:querystring'
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Request | query string', (group) => {
   group.each.setup(async () => {
diff --git a/tests/response/assertions.spec.ts b/tests/response/assertions.spec.ts
index bb13114..43fa370 100644
--- a/tests/response/assertions.spec.ts
+++ b/tests/response/assertions.spec.ts
@@ -11,7 +11,7 @@ import cookie from 'cookie'
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Response | assertions', (group) => {
   group.each.setup(async () => {
diff --git a/tests/response/base.spec.ts b/tests/response/base.spec.ts
index e1e7eba..988ee21 100644
--- a/tests/response/base.spec.ts
+++ b/tests/response/base.spec.ts
@@ -10,7 +10,7 @@
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Response', (group) => {
   group.each.setup(async () => {
diff --git a/tests/response/cookies.spec.ts b/tests/response/cookies.spec.ts
index f476c4f..aed2438 100644
--- a/tests/response/cookies.spec.ts
+++ b/tests/response/cookies.spec.ts
@@ -11,7 +11,7 @@ import cookie from 'cookie'
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Response | cookies', (group) => {
   group.each.setup(async () => {
diff --git a/tests/response/custom_types.spec.ts b/tests/response/custom_types.spec.ts
index dce5bbf..5b7d017 100644
--- a/tests/response/custom_types.spec.ts
+++ b/tests/response/custom_types.spec.ts
@@ -11,7 +11,7 @@ import { load } from 'cheerio'
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Response | custom types', (group) => {
   group.each.setup(async () => {
diff --git a/tests/response/data_types.spec.ts b/tests/response/data_types.spec.ts
index 8994a38..e90baa7 100644
--- a/tests/response/data_types.spec.ts
+++ b/tests/response/data_types.spec.ts
@@ -12,7 +12,7 @@ import { test } from '@japa/runner'
 import { createReadStream } from 'node:fs'
 
 import { ApiRequest } from '../../src/request.js'
-import { awaitStream, httpServer } from '../../test_helpers/index.js'
+import { awaitStream, httpServer } from '../../tests_helpers/index.js'
 import { fileURLToPath } from 'node:url'
 
 test.group('Response | data types', (group) => {
diff --git a/tests/response/error_handling.spec.ts b/tests/response/error_handling.spec.ts
index 9ef63b4..5fb1526 100644
--- a/tests/response/error_handling.spec.ts
+++ b/tests/response/error_handling.spec.ts
@@ -10,7 +10,7 @@
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Response | error handling', (group) => {
   group.each.setup(async () => {
diff --git a/tests/response/lifecycle_hooks.spec.ts b/tests/response/lifecycle_hooks.spec.ts
index 924753c..1ecdf2e 100644
--- a/tests/response/lifecycle_hooks.spec.ts
+++ b/tests/response/lifecycle_hooks.spec.ts
@@ -11,7 +11,7 @@ import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
 import { ApiResponse } from '../../src/response.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Response | lifecycle hooks', (group) => {
   group.each.setup(async () => {
diff --git a/tests/response/redirects.spec.ts b/tests/response/redirects.spec.ts
index cc810da..d2538b2 100644
--- a/tests/response/redirects.spec.ts
+++ b/tests/response/redirects.spec.ts
@@ -10,7 +10,7 @@
 import { test } from '@japa/runner'
 
 import { ApiRequest } from '../../src/request.js'
-import { httpServer } from '../../test_helpers/index.js'
+import { httpServer } from '../../tests_helpers/index.js'
 
 test.group('Response | redirects', (group) => {
   group.each.setup(async () => {
diff --git a/test_helpers/index.ts b/tests_helpers/index.ts
similarity index 100%
rename from test_helpers/index.ts
rename to tests_helpers/index.ts