diff --git a/.gitignore b/.gitignore
index 20c1ae8..c0461ec 100644
--- a/.gitignore
+++ b/.gitignore
@@ -25,3 +25,4 @@ pip-log.txt
 *.wpu
 *.wpr
 .pypirc
+rdatasets/_version.py
diff --git a/pyproject.toml b/pyproject.toml
index 7ac6ba7..61a93ff 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,8 +10,7 @@ include-package-data = true
 where = ["rdatasets"]
 
 [tool.setuptools.package-data]
-rdatasets = ["*.compress", "*.pickle"]
-"rdatasets._data" = ["*.compress", "*.pickle"]
+"*" = ["*.compress", "*.pickle"]
 
 [project]
 name = "rdatasets"
diff --git a/rdatasets/__init__.py b/rdatasets/__init__.py
index d0ff9f8..6dc3c36 100644
--- a/rdatasets/__init__.py
+++ b/rdatasets/__init__.py
@@ -2,7 +2,7 @@
 # See LICENSE for license details.
 
 
-from .data import data, descr, get_data_path, items, packages, summary
+from .rdatasets import data, descr, get_data_path, items, packages, summary
 
 
-__all__ = [s for s in dir() if not s.startswith('_')]
+__all__ = ['packages', 'items', 'data', 'get_data_path', 'descr', 'summary']
diff --git a/rdatasets/data.py b/rdatasets/rdatasets.py
similarity index 97%
rename from rdatasets/data.py
rename to rdatasets/rdatasets.py
index 99c2cf3..a0fa0d4 100644
--- a/rdatasets/data.py
+++ b/rdatasets/rdatasets.py
@@ -7,8 +7,6 @@
 
 import pandas as pd
 
-__all__ = ['packages', 'items', 'data', 'get_data_path', 'descr', 'summary']
-
 
 def packages():
     """Show all package names."""
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29