diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index 09374cc..8abb0f3 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -20,4 +20,4 @@ jobs:
             - name: Run unittest
               env:
                   PERSPECTIVE_API_KEY: ${{ secrets.PERSPECTIVE_API_KEY }}
-              run: cd perspective && python -m unittest discover tests/
+              run: python -m unittest discover perspective/tests
diff --git a/perspective/perspective.py b/perspective/perspective.py
index 44bba8b..fe92826 100644
--- a/perspective/perspective.py
+++ b/perspective/perspective.py
@@ -1,7 +1,7 @@
 from typing import List, Optional
 from .validators import Validators
 from .api_client import APIClient
-from perspective import attribute_types
+from . import attribute_types
 
 
 class PerspectiveAPI(object):
diff --git a/perspective/validators.py b/perspective/validators.py
index 85363b2..f473fc5 100644
--- a/perspective/validators.py
+++ b/perspective/validators.py
@@ -1,6 +1,6 @@
 from typing import Any
 from .languages import iso_639
-from perspective import attribute_types
+from . import attribute_types
 
 
 class Validators(object):