diff --git a/pyproject.toml b/pyproject.toml
index 11212f58..18ec42e3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,6 +35,7 @@ dependencies = [
     "django-celery-beat>=2.9.0",
     "lxml==6.0.3",
     "packaging",
+    "python-gnupg",
 ]
 
 [build-system]