diff --git a/pyproject.toml b/pyproject.toml
index 4928e3a..652265d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,6 +4,7 @@ version = "0.0.1"
 description = "Sphinx project for HERMES project website"
 homepage = "https://project.software-metadata.pub"
 authors = []
+package-mode = false
 
 readme = "README.md"
 repository = "https://github.com/hermes-hmc/project.software-metadata.pub"