diff --git a/setup.cfg b/setup.cfg
index 3fadbdc..d7483f7 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -18,6 +18,7 @@ license = MIT
 [options]
 zip_safe = False
 packages = find:
+include_package_data = True
 install_requires =
     ezodf
     pandas