diff --git a/src/test_images_job/test_wpp.py b/src/test_images_job/test_wpp.py
index 6b26138..f976653 100644
--- a/src/test_images_job/test_wpp.py
+++ b/src/test_images_job/test_wpp.py
@@ -46,7 +46,7 @@ def validate_brightness_image(working_path, theme_config, high_light, image_list
 @pytest.fixture
 def working_path():
 	# get the global variables containing gitlab-given project slug.
-	project_slug = os.environ["RELEASE_VERSION"]
+	project_slug = os.environ["PACKAGE_NAME"]
 	root_folder = os.environ["ENTRY_FOLDER"]
 	working_path = Path(root_folder, project_slug)
 	if not working_path.is_dir():