diff --git a/setup.py b/setup.py
index 2003818002252c022705bf37c4a79601d9ab30ad..a4bda7a68b2f05b75403da8f32108200025dc20a 100644
--- a/setup.py
+++ b/setup.py
@@ -12,7 +12,11 @@ setuptools.setup(
     long_description=long_description,
     long_description_content_type="text/markdown",
     url="https://github.com/Evan-Zhao/predictive-tuner",
-    packages=["predtuner"],
+    packages=setuptools.find_packages(),
+    package_data={
+        "predtuner.approxes": ["default_approx_params.json"]
+    },
+    include_package_data=True,
     install_requires=[
         "matplotlib>=3.3",
         "networkx>=2.5",