diff --git a/tests/unit/misc/test_ipc.py b/tests/unit/misc/test_ipc.py
index 83f22a309..26da7c768 100644
--- a/tests/unit/misc/test_ipc.py
+++ b/tests/unit/misc/test_ipc.py
@@ -31,7 +31,7 @@ import subprocess
 from unittest import mock
 
 import pytest
-import py.path  # pylint: disable=no-name-in-module
+import py.path  # pylint: disable=no-name-in-module,import-error
 from PyQt5.QtCore import pyqtSignal, QObject
 from PyQt5.QtNetwork import QLocalServer, QLocalSocket, QAbstractSocket
 from PyQt5.QtTest import QSignalSpy
diff --git a/tox.ini b/tox.ini
index 9ce1a9066..dfe51d2a9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -79,7 +79,7 @@ skip_install = true
 setenv = PYTHONPATH={toxinidir}/scripts/dev
 passenv =
 deps =
-    {[testenv]deps}
+    {[testenv]py34-integration}
     astroid==1.3.8
     pylint==1.4.4
     logilab-common==1.0.2