diff --git a/node_modules/@npmcli/config/lib/index.js b/node_modules/@npmcli/config/lib/index.js
index c6a95b14bfd4d..f8ec551b04625 100644
--- a/node_modules/@npmcli/config/lib/index.js
+++ b/node_modules/@npmcli/config/lib/index.js
@@ -596,27 +596,27 @@ class Config {
     const creds = {}
 
     // you can set always-auth for a single registry, or as a default
-    const alwaysAuthReg = this[_get](`${nerfed}:always-auth`)
+    const alwaysAuthReg = this.get(`${nerfed}:always-auth`)
     if (alwaysAuthReg !== undefined)
       creds.alwaysAuth = !!alwaysAuthReg
     else
-      creds.alwaysAuth = this[_get]('always-auth')
+      creds.alwaysAuth = this.get('always-auth')
 
-    const email = this[_get](`${nerfed}:email`) || this[_get]('email')
+    const email = this.get(`${nerfed}:email`) || this.get('email')
     if (email)
       creds.email = email
 
-    const tokenReg = this[_get](`${nerfed}:_authToken`) ||
-      this[_get](`${nerfed}:-authtoken`) ||
-      nerfed === nerfDart(this[_get]('registry')) && this[_get]('_authToken')
+    const tokenReg = this.get(`${nerfed}:_authToken`) ||
+      this.get(`${nerfed}:-authtoken`) ||
+      nerfed === nerfDart(this.get('registry')) && this.get('_authToken')
 
     if (tokenReg) {
       creds.token = tokenReg
       return creds
     }
 
-    const userReg = this[_get](`${nerfed}:username`)
-    const passReg = this[_get](`${nerfed}:_password`)
+    const userReg = this.get(`${nerfed}:username`)
+    const passReg = this.get(`${nerfed}:_password`)
     if (userReg && passReg) {
       creds.username = userReg
       creds.password = Buffer.from(passReg, 'base64').toString('utf8')
@@ -627,12 +627,12 @@ class Config {
 
     // at this point, we can only use the values if the URI is the
     // default registry.
-    const defaultNerf = nerfDart(this[_get]('registry'))
+    const defaultNerf = nerfDart(this.get('registry'))
     if (nerfed !== defaultNerf)
       return creds
 
-    const userDef = this[_get]('username')
-    const passDef = this[_get]('_password')
+    const userDef = this.get('username')
+    const passDef = this.get('_password')
     if (userDef && passDef) {
       creds.username = userDef
       creds.password = Buffer.from(passDef, 'base64').toString('utf8')
@@ -643,7 +643,7 @@ class Config {
 
     // Handle the old-style _auth=<base64> style for the default
     // registry, if set.
-    const auth = this[_get]('_auth')
+    const auth = this.get('_auth')
     if (!auth)
       return creds
 
diff --git a/node_modules/@npmcli/config/package.json b/node_modules/@npmcli/config/package.json
index c542b532b7195..ee9db509e1f15 100644
--- a/node_modules/@npmcli/config/package.json
+++ b/node_modules/@npmcli/config/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@npmcli/config",
-  "version": "1.1.4",
+  "version": "1.1.5",
   "files": [
     "lib"
   ],
diff --git a/package-lock.json b/package-lock.json
index 0313930bc7ed6..8f2daaf9d9f3f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -89,7 +89,7 @@
       "dependencies": {
         "@npmcli/arborist": "^0.0.16",
         "@npmcli/ci-detect": "^1.2.0",
-        "@npmcli/config": "^1.1.4",
+        "@npmcli/config": "^1.1.5",
         "@npmcli/run-script": "^1.5.0",
         "abbrev": "~1.1.1",
         "ansicolors": "~0.3.2",
@@ -430,9 +430,9 @@
       "inBundle": true
     },
     "node_modules/@npmcli/config": {
-      "version": "1.1.4",
-      "resolved": "https://registry.npmjs.org/@npmcli/config/-/config-1.1.4.tgz",
-      "integrity": "sha512-08hINRBFLaVlNNXFfgViejnDMfCpPgrN9iYTRuizCr/PAPhGkQ0lAhLjtdKN9MeT+tDwQQ9k/9C9B5F5/myN1w==",
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/@npmcli/config/-/config-1.1.5.tgz",
+      "integrity": "sha512-pPs8/b4zr/9qI5Kh43mxS41o4V16kfq78AA1ZbDzkr07a1ve4vGSAydb04rO3F7rnQfSebmKtHcwRorqfdDywQ==",
       "inBundle": true,
       "dependencies": {
         "ini": "^1.3.5",
@@ -9495,9 +9495,9 @@
       "integrity": "sha512-oN3y7FAROHhrAt7Rr7PnTSwrHrZVRTS2ZbyxeQwSSYD0ifwM3YNgQqbaRmjcWoPyq77MjchusjJDspbzMmip1Q=="
     },
     "@npmcli/config": {
-      "version": "1.1.4",
-      "resolved": "https://registry.npmjs.org/@npmcli/config/-/config-1.1.4.tgz",
-      "integrity": "sha512-08hINRBFLaVlNNXFfgViejnDMfCpPgrN9iYTRuizCr/PAPhGkQ0lAhLjtdKN9MeT+tDwQQ9k/9C9B5F5/myN1w==",
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/@npmcli/config/-/config-1.1.5.tgz",
+      "integrity": "sha512-pPs8/b4zr/9qI5Kh43mxS41o4V16kfq78AA1ZbDzkr07a1ve4vGSAydb04rO3F7rnQfSebmKtHcwRorqfdDywQ==",
       "requires": {
         "ini": "^1.3.5",
         "mkdirp-infer-owner": "^2.0.0",
diff --git a/package.json b/package.json
index 965ab67e61a61..d61b28e47dd09 100644
--- a/package.json
+++ b/package.json
@@ -117,7 +117,7 @@
     "write-file-atomic": "^2.4.3",
     "make-fetch-happen": "^8.0.9",
     "leven": "^3.1.0",
-    "@npmcli/config": "^1.1.4"
+    "@npmcli/config": "^1.1.5"
   },
   "bundleDependencies": [
     "@npmcli/arborist",
diff --git a/test/lib/adduser.js b/test/lib/adduser.js
index d6c153cebc878..454ab17b6f2eb 100644
--- a/test/lib/adduser.js
+++ b/test/lib/adduser.js
@@ -1,7 +1,7 @@
 const requireInject = require('require-inject')
 const { test } = require('tap')
-const getCredentialsByURI = require('../../lib/config/get-credentials-by-uri.js')
-const setCredentialsByURI = require('../../lib/config/set-credentials-by-uri.js')
+const { getCredentialsByURI, setCredentialsByURI } =
+  require('@npmcli/config').prototype
 
 let result = ''
 
@@ -24,6 +24,12 @@ const authDummy = () => Promise.resolve({
   }
 })
 
+const deleteMock = (key, where) => {
+  deletedConfig = {
+    ...deletedConfig,
+    [key]: where
+  }
+}
 const adduser = requireInject('../../lib/adduser.js', {
   npmlog: {
     disableProgress: () => null
@@ -31,23 +37,18 @@ const adduser = requireInject('../../lib/adduser.js', {
   '../../lib/npm.js': {
     flatOptions: _flatOptions,
     config: {
-      del (key, where) {
-        deletedConfig = {
-          ...deletedConfig,
-          [key]: where
-        }
-      },
+      del: deleteMock,
+      delete: deleteMock,
       get (key, where) {
         if (!where || where === 'user') {
           return _flatOptions[key]
         }
       },
       getCredentialsByURI,
-      save (_, cb) {
+      async save () {
         if (failSave) {
-          return cb(new Error('error saving user config'))
+          throw new Error('error saving user config')
         }
-        cb()
       },
       set (key, value, where) {
         setConfig = {
@@ -73,6 +74,13 @@ test('simple login', (t) => {
       deletedConfig,
       {
         _token: 'user',
+        _password: 'user',
+        username: 'user',
+        email: 'user',
+        _auth: 'user',
+        _authtoken: 'user',
+        _authToken: 'user',
+        '//registry.npmjs.org/:-authtoken': undefined,
         '//registry.npmjs.org/:_authToken': 'user'
       },
       'should delete token in user config'