diff --git a/.gitignore b/.gitignore
index 7437f008c..604ab9be1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -339,3 +339,4 @@ venv/
 *~
 *_schema.json
 *data_with_missing_entries.csv
+*.nix
diff --git a/pyciemss/__init__.py b/pyciemss/__init__.py
index 03fbc1db8..b2d16ada0 100644
--- a/pyciemss/__init__.py
+++ b/pyciemss/__init__.py
@@ -1 +1,2 @@
-from .mira_integration import compiled_dynamics  # noqa: F401
+from pyciemss.interfaces import sample  # noqa: F401
+from pyciemss.mira_integration import compiled_dynamics  # noqa: F401
diff --git a/setup.cfg b/setup.cfg
index 3cbbab777..963a51bef 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -20,21 +20,15 @@ zip_safe = false
 include_package_data = true
 python_requires = >=3.8
 
-packages = find:
-
-package_dir =
-    = pyciemss
+packages = 
+    pyciemss
+    pyciemss.integration_utils
+    pyciemss.mira_integration
 
 [options.package_data]
 * = *.json
 
 
-[options.packages.find]
-
-where =
-    pyciemss
-
-
 [options.extras_require]
 tests =
     pytest