diff --git a/setup.py b/setup.py
index 09301a3f13..8454bb1017 100644
--- a/setup.py
+++ b/setup.py
@@ -33,6 +33,10 @@
     long_description_content_type="text/markdown",
     url="https://github.com/microsoft/FLAML",
     packages=setuptools.find_packages(include=["flaml*"]),
+    package_data={
+        "flaml.default": ["*/*.json"],
+    },
+    include_package_data=True,
     install_requires=install_requires,
     extras_require={
         "notebook": [