diff --git a/.taprc b/.taprc
deleted file mode 100644
index 30f3026..0000000
--- a/.taprc
+++ /dev/null
@@ -1,3 +0,0 @@
-show-full-coverage: true
-plugin:
-  - "!@tapjs/typescript"
diff --git a/package.json b/package.json
index 55ee1ed..e3c5c5d 100644
--- a/package.json
+++ b/package.json
@@ -25,8 +25,8 @@
   "devDependencies": {
     "@types/node": "^22.0.0",
     "benchmark": "2.1.4",
+    "c8": "^10.1.2",
     "standard": "^17.1.0",
-    "tap": "^18.8.0",
     "tsd": "^0.31.1"
   },
   "types": "types/index.d.ts",
@@ -42,7 +42,7 @@
     "lint": "standard",
     "lint:fix": "standard --fix",
     "test": "npm run test:unit && npm run test:typescript",
-    "test:unit": "tap",
+    "test:unit": "c8 node --test",
     "test:typescript": "tsd"
   }
 }
diff --git a/test/.eslintrc b/test/.eslintrc
deleted file mode 100644
index 29c15b0..0000000
--- a/test/.eslintrc
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "env": {
-	  "mocha": true
-  }
-}
diff --git a/test/test.js b/test/test.js
index d2ff5ed..face3f9 100644
--- a/test/test.js
+++ b/test/test.js
@@ -1,17 +1,17 @@
 'use strict'
 
-const { test } = require('tap')
+const test = require('node:test')
 const forwarded = require('..')
 
 test('should require req', function (t) {
   t.plan(1)
-  t.throws(forwarded.bind(null), 'argument req.*required')
+  t.assert.throws(forwarded.bind(null), 'argument req.*required')
 })
 
 test('should work with X-Forwarded-For header', function (t) {
   t.plan(1)
   const req = createReq('127.0.0.1')
-  t.same(forwarded(req), ['127.0.0.1'])
+  t.assert.deepStrictEqual(forwarded(req), ['127.0.0.1'])
 })
 
 test('should include entries from X-Forwarded-For', function (t) {
@@ -19,7 +19,11 @@ test('should include entries from X-Forwarded-For', function (t) {
   const req = createReq('127.0.0.1', {
     'x-forwarded-for': '10.0.0.2, 10.0.0.1'
   })
-  t.same(forwarded(req), ['127.0.0.1', '10.0.0.1', '10.0.0.2'])
+  t.assert.deepStrictEqual(forwarded(req), [
+    '127.0.0.1',
+    '10.0.0.1',
+    '10.0.0.2'
+  ])
 })
 
 test('should include entries from X-Forwarded-For', function (t) {
@@ -27,7 +31,7 @@ test('should include entries from X-Forwarded-For', function (t) {
   const req = createReq('127.0.0.1', {
     'x-forwarded-for': '   '
   })
-  t.same(forwarded(req), ['127.0.0.1'])
+  t.assert.deepStrictEqual(forwarded(req), ['127.0.0.1'])
 })
 
 test('should include entries from X-Forwarded-For', function (t) {
@@ -35,7 +39,7 @@ test('should include entries from X-Forwarded-For', function (t) {
   const req = createReq('127.0.0.1', {
     'x-forwarded-for': '10.0.0.1'
   })
-  t.same(forwarded(req), ['127.0.0.1', '10.0.0.1'])
+  t.assert.deepStrictEqual(forwarded(req), ['127.0.0.1', '10.0.0.1'])
 })
 
 test('should skip blank entries', function (t) {
@@ -43,7 +47,11 @@ test('should skip blank entries', function (t) {
   const req = createReq('127.0.0.1', {
     'x-forwarded-for': '10.0.0.2,, 10.0.0.1'
   })
-  t.same(forwarded(req), ['127.0.0.1', '10.0.0.1', '10.0.0.2'])
+  t.assert.deepStrictEqual(forwarded(req), [
+    '127.0.0.1',
+    '10.0.0.1',
+    '10.0.0.2'
+  ])
 })
 
 test('should trim leading OWS', function (t) {
@@ -51,7 +59,11 @@ test('should trim leading OWS', function (t) {
   const req = createReq('127.0.0.1', {
     'x-forwarded-for': ' 10.0.0.2 ,  , 10.0.0.1 '
   })
-  t.same(forwarded(req), ['127.0.0.1', '10.0.0.1', '10.0.0.2'])
+  t.assert.deepStrictEqual(forwarded(req), [
+    '127.0.0.1',
+    '10.0.0.1',
+    '10.0.0.2'
+  ])
 })
 
 test('should handle correctly when beginning with a comma', function (t) {
@@ -59,7 +71,11 @@ test('should handle correctly when beginning with a comma', function (t) {
   const req = createReq('127.0.0.1', {
     'x-forwarded-for': ', 10.0.0.2 ,  , 10.0.0.1'
   })
-  t.same(forwarded(req), ['127.0.0.1', '10.0.0.1', '10.0.0.2'])
+  t.assert.deepStrictEqual(forwarded(req), [
+    '127.0.0.1',
+    '10.0.0.1',
+    '10.0.0.2'
+  ])
 })
 
 test('should handle correctly when ending with a comma', function (t) {
@@ -67,7 +83,11 @@ test('should handle correctly when ending with a comma', function (t) {
   const req = createReq('127.0.0.1', {
     'x-forwarded-for': '10.0.0.2 ,  , 10.0.0.1,'
   })
-  t.same(forwarded(req), ['127.0.0.1', '10.0.0.1', '10.0.0.2'])
+  t.assert.deepStrictEqual(forwarded(req), [
+    '127.0.0.1',
+    '10.0.0.1',
+    '10.0.0.2'
+  ])
 })
 
 test('should trim trailing OWS before a comma', function (t) {
@@ -75,7 +95,11 @@ test('should trim trailing OWS before a comma', function (t) {
   const req = createReq('127.0.0.1', {
     'x-forwarded-for': ' , 10.0.0.2 ,  , 10.0.0.1'
   })
-  t.same(forwarded(req), ['127.0.0.1', '10.0.0.1', '10.0.0.2'])
+  t.assert.deepStrictEqual(forwarded(req), [
+    '127.0.0.1',
+    '10.0.0.1',
+    '10.0.0.2'
+  ])
 })
 
 test('should trim trailing OWS after a comma', function (t) {
@@ -83,7 +107,11 @@ test('should trim trailing OWS after a comma', function (t) {
   const req = createReq('127.0.0.1', {
     'x-forwarded-for': ' 10.0.0.2 ,  , 10.0.0.1 , '
   })
-  t.same(forwarded(req), ['127.0.0.1', '10.0.0.1', '10.0.0.2'])
+  t.assert.deepStrictEqual(forwarded(req), [
+    '127.0.0.1',
+    '10.0.0.1',
+    '10.0.0.2'
+  ])
 })
 
 function createReq (socketAddr, headers) {