diff --git a/pyproject.toml b/pyproject.toml
index d70161656..6c0c505bc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -71,7 +71,6 @@ lint.isort.known-first-party = ["apis_core"]
 extend_exclude = [".*/tests"]
 
 [tool.deptry.per_rule_ignores]
-DEP001 = ["apis_ontology"]
 DEP002 = ["apis-override-select2js", "crispy-bootstrap4"]
 
 [tool.deptry.package_module_name_map]