diff --git a/setup.py b/setup.py
index b1010607..530a1415 100644
--- a/setup.py
+++ b/setup.py
@@ -9,7 +9,6 @@
     description='Suite of tools for processing and reconstruction of electron '
             'tomography data',
     packages=['etspy'],
-    install_requires=[
-        'pystackreg',
-    ]
+    install_requires=['pystackreg',],
+    package_data={"etspy": ["tests/test_data/**/*"]},
 )