diff --git a/etc/teams.scm.in b/etc/teams.scm.in
index 14cabbf6f2..e06ac99ee8 100644
--- a/etc/teams.scm.in
+++ b/etc/teams.scm.in
@@ -100,6 +100,8 @@
               (make-regexp "^gnu/packages/python(-.+|)\\.scm$")
               "gnu/packages/sphinx.scm"
               "gnu/packages/tryton.scm"
+              "guix/build/pyproject-build-system.scm"
+              "guix/build-system/pyproject.scm"
               "guix/build/python-build-system.scm"
               "guix/build-system/python.scm"
               "guix/import/pypi.scm"