element.py: Cache the project name

1 files changed, 2 insertions, 2 deletions

diff --git a/src/buildstream/element.py b/src/buildstream/element.py
index 64686bf51..f5b73c6f6 100644
--- a/src/buildstream/element.py
+++ b/src/buildstream/element.py
@@ -197,6 +197,7 @@ class Element(Plugin):
         if not meta.is_junction:
             project.ensure_fully_loaded()
 
+        self.project_name = self._get_project().name
         self.normal_name = _get_normal_name(self.name)
         """A normalized element name
 
@@ -586,13 +587,12 @@ class Element(Plugin):
         Returns:
            (str): The relative path for the artifact
         """
-        project = self._get_project()
         if key is None:
             key = self._get_cache_key()
 
         assert key is not None
 
-        return _compose_artifact_name(project.name, self.normal_name, key)
+        return _compose_artifact_name(self.project_name, self.normal_name, key)
 
     def stage_artifact(self, sandbox, *, path=None, include=None, exclude=None, orphans=True, update_mtimes=None):
         """Stage this element's output artifact in the sandbox