diff --git a/avocado/core/remote/__init__.py b/avocado/core/remote/__init__.py
index f8c9fe2a9587aa4a72b8ead64d3bda40330b814a..ba266c97e55a5fc936200ecd2b49db1f6b69cad2 100644
--- a/avocado/core/remote/__init__.py
+++ b/avocado/core/remote/__init__.py
@@ -15,3 +15,5 @@
 from .test import RemoteTest
 from .result import RemoteTestResult, VMTestResult
 from .runner import RemoteTestRunner
+
+__all__ = ['RemoteTestResult', 'VMTestResult', 'RemoteTestRunner', 'RemoteTest']
diff --git a/avocado/core/remote/runner.py b/avocado/core/remote/runner.py
index e8dc81150ddf5f35ff7477f3d1fccc393283bf7e..8c93524be657d4ab0c1385ac5153b073dba3a933 100644
--- a/avocado/core/remote/runner.py
+++ b/avocado/core/remote/runner.py
@@ -16,7 +16,6 @@
 import sys
 import json
 import os
-import pipes
 import re
 import logging
 
diff --git a/avocado/core/runner.py b/avocado/core/runner.py
index c2371b1e0d0321f38ffb849641d0cececae585a9..e58c50b1920e092f9d0957f8fed672e87bc9a8ac 100644
--- a/avocado/core/runner.py
+++ b/avocado/core/runner.py
@@ -29,7 +29,6 @@ from . import test
 from . import exceptions
 from . import output
 from . import status
-from . import exit_codes
 from .loader import loader
 from ..utils import wait
 from ..utils import stacktrace