diff --git a/lib/internal/inspector/inspect_client.js b/lib/internal/inspector/inspect_client.js
index 4c89c56af93ef6..cd277a4cf5a946 100644
--- a/lib/internal/inspector/inspect_client.js
+++ b/lib/internal/inspector/inspect_client.js
@@ -1,11 +1,7 @@
-// TODO(aduh95): use errors exported by the internal/errors module
-/* eslint-disable no-restricted-syntax */
-
 'use strict';
 
 const {
   ArrayPrototypePush,
-  Error,
   ErrorCaptureStackTrace,
   FunctionPrototypeBind,
   JSONParse,
@@ -15,6 +11,7 @@ const {
 } = primordials;
 
 const Buffer = require('buffer').Buffer;
+const { ERR_DEBUGGER_ERROR } = require('internal/errors').codes;
 const { EventEmitter } = require('events');
 const http = require('http');
 const URL = require('url');
@@ -39,7 +36,7 @@ const kEightBytePayloadLengthField = 127;
 const kMaskingKeyWidthInBytes = 4;
 
 function unpackError({ code, message, data }) {
-  const err = new Error(`${message} - ${data}`);
+  const err = new ERR_DEBUGGER_ERROR(`${message} - ${data}`);
   err.code = code;
   ErrorCaptureStackTrace(err, unpackError);
   return err;
@@ -101,14 +98,14 @@ function decodeFrameHybi17(data) {
   const masked = (secondByte & kMaskBit) !== 0;
   const compressed = reserved1;
   if (compressed) {
-    throw new Error('Compressed frames not supported');
+    throw new ERR_DEBUGGER_ERROR('Compressed frames not supported');
   }
   if (!final || reserved2 || reserved3) {
-    throw new Error('Only compression extension is supported');
+    throw new ERR_DEBUGGER_ERROR('Only compression extension is supported');
   }
 
   if (masked) {
-    throw new Error('Masked server frame - not supported');
+    throw new ERR_DEBUGGER_ERROR('Masked server frame - not supported');
   }
 
   let closed = false;
@@ -119,7 +116,7 @@ function decodeFrameHybi17(data) {
     case kOpCodeText:
       break;
     default:
-      throw new Error(`Unsupported op code ${opCode}`);
+      throw new ERR_DEBUGGER_ERROR(`Unsupported op code ${opCode}`);
   }
 
   let payloadLength = secondByte & kPayloadLengthMask;
@@ -183,7 +180,7 @@ class Client extends EventEmitter {
       debuglog('< %s', payloadStr);
       const lastChar = payloadStr[payloadStr.length - 1];
       if (payloadStr[0] !== '{' || lastChar !== '}') {
-        throw new Error(`Payload does not look like JSON: ${payloadStr}`);
+        throw new ERR_DEBUGGER_ERROR(`Payload does not look like JSON: ${payloadStr}`);
       }
       let payload;
       try {
@@ -204,7 +201,7 @@ class Client extends EventEmitter {
         this.emit('debugEvent', method, params);
         this.emit(method, params);
       } else {
-        throw new Error(`Unsupported response: ${payloadStr}`);
+        throw new ERR_DEBUGGER_ERROR(`Unsupported response: ${payloadStr}`);
       }
     }
   }
@@ -226,7 +223,7 @@ class Client extends EventEmitter {
   callMethod(method, params) {
     return new Promise((resolve, reject) => {
       if (!this._socket) {
-        reject(new Error('Use `run` to start the app again.'));
+        reject(new ERR_DEBUGGER_ERROR('Use `run` to start the app again.'));
         return;
       }
       const data = { id: ++this._lastId, method, params };
@@ -254,13 +251,13 @@ class Client extends EventEmitter {
         function parseChunks() {
           const resBody = Buffer.concat(chunks).toString();
           if (httpRes.statusCode !== 200) {
-            reject(new Error(`Unexpected ${httpRes.statusCode}: ${resBody}`));
+            reject(new ERR_DEBUGGER_ERROR(`Unexpected ${httpRes.statusCode}: ${resBody}`));
             return;
           }
           try {
             resolve(JSONParse(resBody));
           } catch {
-            reject(new Error(`Response didn't contain JSON: ${resBody}`));
+            reject(new ERR_DEBUGGER_ERROR(`Response didn't contain JSON: ${resBody}`));
 
           }
         }