diff --git a/tests/test_arguments.py b/tests/test_arguments.py
index ebfe6ae..a5ca881 100644
--- a/tests/test_arguments.py
+++ b/tests/test_arguments.py
@@ -280,7 +280,7 @@ class ArgumentsTestCase(utils.TestCase):
         self.patched['wakatime.packages.requests.adapters.HTTPAdapter.send'].return_value = response
 
         with utils.TemporaryDirectory() as tempdir:
-            filename = list(filter(lambda x: x.endswith('.txt'), os.listdir('tests/samples/codefiles/unicode')))[0]
+            filename = list(filter(lambda x: x.endswith('.txt'), os.listdir(u('tests/samples/codefiles/unicode'))))[0]
             entity = os.path.join('tests/samples/codefiles/unicode', filename)
             shutil.copy(entity, os.path.join(tempdir, filename))
             entity = os.path.realpath(os.path.join(tempdir, filename))
diff --git a/tests/test_main.py b/tests/test_main.py
index ac67843..6c10430 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -493,7 +493,7 @@ class MainTestCase(utils.TestCase):
         self.patched['wakatime.packages.requests.adapters.HTTPAdapter.send'].return_value = response
 
         with utils.TemporaryDirectory() as tempdir:
-            filename = list(filter(lambda x: x.endswith('.txt'), os.listdir('tests/samples/codefiles/unicode')))[0]
+            filename = list(filter(lambda x: x.endswith('.txt'), os.listdir(u('tests/samples/codefiles/unicode'))))[0]
             entity = os.path.join('tests/samples/codefiles/unicode', filename)
             shutil.copy(entity, os.path.join(tempdir, filename))
             entity = os.path.realpath(os.path.join(tempdir, filename))
diff --git a/tests/utils.py b/tests/utils.py
index 67f9d67..6f61322 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -76,7 +76,7 @@ except ImportError:
             return self.name
 
         def __exit__(self, exc_type, exc_value, traceback):
-            shutil.rmtree(self.name)
+            shutil.rmtree(u(self.name))
 
 
 class NamedTemporaryFile(object):