diff --git a/lib/internal/debugger/inspect_client.js b/lib/internal/debugger/inspect_client.js
index 8863f06d8f794f..fb905e742807d0 100644
--- a/lib/internal/debugger/inspect_client.js
+++ b/lib/internal/debugger/inspect_client.js
@@ -40,8 +40,8 @@ const kMaskingKeyWidthInBytes = 4;
 // https://tools.ietf.org/html/rfc6455#section-1.3
 const WEBSOCKET_HANDSHAKE_GUID = '258EAFA5-E914-47DA-95CA-C5AB0DC85B11';
 
-function unpackError({ code, message, data }) {
-  const err = new ERR_DEBUGGER_ERROR(`${message} - ${data}`);
+function unpackError({ code, message }) {
+  const err = new ERR_DEBUGGER_ERROR(`${message}`);
   err.code = code;
   ErrorCaptureStackTrace(err, unpackError);
   return err;