diff --git a/build.py b/build.py
index 5438363..c2c9da4 100755
--- a/build.py
+++ b/build.py
@@ -18,6 +18,6 @@ if __name__ == "__main__":
     root = Path(__file__).resolve().parent / "cnam.marc"
     # projects
     for project in PROJECTS:
-        Project(root / project).build()
+        Project(root / project / "build.py").build()
     # project
     sys.exit(SphinxProject(Path(__file__)).build())