diff --git a/setup.cfg b/setup.cfg
index 34e8249..f892045 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -18,6 +18,9 @@ install_requires =
   graphenv
   rdkit
   nfp
+  
+[options.package_data]
+"": ["*.json"],
 
 [options.extras_require]
 dev =
@@ -37,4 +40,4 @@ USE_TABS = False
 
 [flake8]
 max-line-length = 88
-extend-ignore = E203
\ No newline at end of file
+extend-ignore = E203