diff --git a/pyproject.toml b/pyproject.toml
index b441958..dc70d1d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,6 +36,7 @@ repository = "https://github.com/related-sciences/xrml"
 requires = ["setuptools >= 45", "setuptools_scm[toml] >= 6.2"]
 
 [tool.setuptools_scm]
+packages = ["xrml"]
 
 [tool.ruff]
 target-version = "py310"