diff --git a/setup.py b/setup.py
index 0af39ce7..817c1111 100644
--- a/setup.py
+++ b/setup.py
@@ -58,7 +58,7 @@ def readme():
     'pyqode.qt',
     'pyqode.core',
     'jedi',
-    'pep8',
+    'pycodestyle',
     'pyflakes',
     'docutils'
 ]
diff --git a/test/test_backend/test_workers.py b/test/test_backend/test_workers.py
index e546cf5c..44021a18 100644
--- a/test/test_backend/test_workers.py
+++ b/test/test_backend/test_workers.py
@@ -72,7 +72,7 @@ def test_extract_def():
     editor.show()
     app.exec()
     """
-    for definition in jedi.defined_names(code):
+    for definition in jedi.names(code):
         result = workers._extract_def(definition, "")
         assert result