diff --git a/setup.cfg b/setup.cfg
index 3a0c591..fc5cda6 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -68,4 +68,4 @@ testing =
 
 
 [options.package_data]
-* = *.yaml
+* = *.yaml, *.cl
diff --git a/setup.py b/setup.py
new file mode 100644
index 0000000..bfae448
--- /dev/null
+++ b/setup.py
@@ -0,0 +1,5 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+from setuptools import setup
+
+setup()
\ No newline at end of file
diff --git a/src/guanine_crystal_analysis/cl_classifier/__init__.py b/src/guanine_crystal_analysis/cl_classifier/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/guanine_crystal_analysis/cl_segmenter/__init__.py b/src/guanine_crystal_analysis/cl_segmenter/__init__.py
new file mode 100644
index 0000000..e69de29