diff --git a/index.js b/index.js
index 3ac3c8bd..ab76d336 100644
--- a/index.js
+++ b/index.js
@@ -62,40 +62,40 @@ function prettyFactory (options) {
   const useOnlyCustomProps = typeof opts.useOnlyCustomProps === 'boolean' ? opts.useOnlyCustomProps : opts.useOnlyCustomProps === 'true'
   const customLevels = opts.customLevels
     ? opts.customLevels
-        .split(',')
-        .reduce((agg, value, idx) => {
-          const [levelName, levelIdx = idx] = value.split(':')
+      .split(',')
+      .reduce((agg, value, idx) => {
+        const [levelName, levelIdx = idx] = value.split(':')
 
-          agg[levelIdx] = levelName.toUpperCase()
+        agg[levelIdx] = levelName.toUpperCase()
 
-          return agg
-        }, { default: 'USERLVL' })
+        return agg
+      }, { default: 'USERLVL' })
     : {}
   const customLevelNames = opts.customLevels
     ? opts.customLevels
-        .split(',')
-        .reduce((agg, value, idx) => {
-          const [levelName, levelIdx = idx] = value.split(':')
+      .split(',')
+      .reduce((agg, value, idx) => {
+        const [levelName, levelIdx = idx] = value.split(':')
 
-          agg[levelName.toLowerCase()] = levelIdx
+        agg[levelName.toLowerCase()] = levelIdx
 
-          return agg
-        }, {})
+        return agg
+      }, {})
     : {}
   const customColors = opts.customColors
     ? opts.customColors
-        .split(',')
-        .reduce((agg, value) => {
-          const [level, color] = value.split(':')
+      .split(',')
+      .reduce((agg, value) => {
+        const [level, color] = value.split(':')
 
-          const condition = useOnlyCustomProps ? opts.customLevels : customLevelNames[level] !== undefined
-          const levelNum = condition ? customLevelNames[level] : LEVEL_NAMES[level]
-          const colorIdx = levelNum !== undefined ? levelNum : level
+        const condition = useOnlyCustomProps ? opts.customLevels : customLevelNames[level] !== undefined
+        const levelNum = condition ? customLevelNames[level] : LEVEL_NAMES[level]
+        const colorIdx = levelNum !== undefined ? levelNum : level
 
-          agg.push([colorIdx, color])
+        agg.push([colorIdx, color])
 
-          return agg
-        }, [])
+        return agg
+      }, [])
     : undefined
   const customProps = {
     customLevels,
diff --git a/package.json b/package.json
index 0e427344..803d7ea5 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "colorette": "^2.0.7",
     "dateformat": "^4.6.3",
     "fast-copy": "^2.1.1",
-    "fast-safe-stringify": "^2.0.7",
+    "fast-safe-stringify": "^2.1.1",
     "joycon": "^3.1.1",
     "on-exit-leak-free": "^1.0.0",
     "pino-abstract-transport": "^0.5.0",
@@ -48,11 +48,11 @@
   },
   "devDependencies": {
     "@types/node": "^17.0.0",
-    "pino": "^7.0.0",
+    "pino": "^8.0.0",
     "pre-commit": "^1.2.2",
     "rimraf": "^3.0.2",
     "snazzy": "^9.0.0",
-    "standard": "^16.0.3",
+    "standard": "^17.0.0",
     "tap": "^16.0.0",
     "tsd": "^0.20.0",
     "typescript": "^4.4.3"
diff --git a/test/basic.test.js b/test/basic.test.js
index 1c6c5e3c..710cb361 100644
--- a/test/basic.test.js
+++ b/test/basic.test.js
@@ -377,8 +377,8 @@ test('basic prettifier tests', (t) => {
 
     const opts = {
       base: {
-        name: name,
-        hostname: hostname
+        name,
+        hostname
       }
     }
     const log = pino(opts, new Writable({
@@ -401,7 +401,7 @@ test('basic prettifier tests', (t) => {
 
     const opts = {
       base: {
-        name: name,
+        name,
         pid: process.pid
       }
     }
@@ -424,7 +424,7 @@ test('basic prettifier tests', (t) => {
 
     const opts = {
       base: {
-        hostname: hostname,
+        hostname,
         pid: process.pid
       }
     }
diff --git a/test/cli-rc.test.js b/test/cli-rc.test.js
index fb2a5615..2f247979 100644
--- a/test/cli-rc.test.js
+++ b/test/cli-rc.test.js
@@ -186,7 +186,10 @@ test('cli', (t) => {
     const child = spawn(process.argv[0], args, { env, cwd: tmpDir })
     child.on('close', (code) => t.equal(code, 1))
     child.stderr.on('data', (data) => {
-      t.equal(data.indexOf('Error: Failed to load runtime configuration file: pino-pretty.config.missing.json') >= 0, true)
+      t.equal(
+        data.toString().indexOf('Error: Failed to load runtime configuration file: pino-pretty.config.missing.json') >= 0,
+        true
+      )
     })
     t.teardown(() => child.kill())
   })
diff --git a/test/error-objects.test.js b/test/error-objects.test.js
index 711e5627..1d6c4b34 100644
--- a/test/error-objects.test.js
+++ b/test/error-objects.test.js
@@ -423,10 +423,11 @@ test('error like objects tests', { only: true }, (t) => {
   t.test('handles errors with a null stack for Error object', (t) => {
     const pretty = prettyFactory()
     const expectedLines = [
-      '"type": "Error"',
-      '"message": "error message"',
-      '"stack": null',
-      '"some": "property"'
+      '      "type": "Error",',
+      '      "message": "error message",',
+      '      "stack":',
+      '          ',
+      '      "some": "property"'
     ]
     t.plan(expectedLines.length)
     const log = pino({}, new Writable({
diff --git a/test/lib/utils.public.test.js b/test/lib/utils.public.test.js
index 693595df..14ff9240 100644
--- a/test/lib/utils.public.test.js
+++ b/test/lib/utils.public.test.js
@@ -408,7 +408,7 @@ tap.test('#filterLog', t => {
 
   t.test('filterLog keeps error instance', async t => {
     const result = filterLog(logData, [])
-    t.equals(logData.data1.error, result.data1.error)
+    t.equal(logData.data1.error, result.data1.error)
   })
 
   const logData2 = Object.assign({