diff --git a/src/setup.cfg b/src/setup.cfg
index c07e0520..a2bdfedd 100644
--- a/src/setup.cfg
+++ b/src/setup.cfg
@@ -21,6 +21,7 @@ classifiers =
 
 [options]
 packages = find:
+include_package_data = True
 python_requires = >= 3.7
 install_requires =
     cryptography