diff --git a/ccdproc/image_collection.py b/ccdproc/image_collection.py
index 030b7092..6fd9f6bb 100644
--- a/ccdproc/image_collection.py
+++ b/ccdproc/image_collection.py
@@ -18,7 +18,6 @@
 from astropy.utils.exceptions import AstropyUserWarning
 
 from .ccddata import fits_ccddata_reader, _recognized_fits_file_extensions
-from .tests.pytest_fixtures import directory_for_testing
 
 logger = logging.getLogger(__name__)