diff --git a/checkbox-ng/MANIFEST.in b/checkbox-ng/MANIFEST.in
index 7257e62ac7..82ea8f9f56 100644
--- a/checkbox-ng/MANIFEST.in
+++ b/checkbox-ng/MANIFEST.in
@@ -6,6 +6,7 @@ global-include COPYING LICENSE
 global-include README*
 global-include Vagrantfile
 
+include plainbox/impl/resource_constants.yaml
 include plainbox/impl/providers/categories/README.md
 include plainbox/impl/providers/categories/manage.py
 include plainbox/impl/providers/categories/po/*.po