diff --git a/go/delivery/placement.go b/go/delivery/placement.go
index 3659b3b..482ff7d 100644
--- a/go/delivery/placement.go
+++ b/go/delivery/placement.go
@@ -28,6 +28,10 @@ const (
 	PlacementChangedEvent = "placement-changed"
 
 	placementWord = "placement"
+
+	// CatalogueRepository is the repository whose placement files are the mesh's placement (ADR 0549 §1): the forge bridge
+	// reads them at each of its merges, and no other repository's.
+	CatalogueRepository = "novox/mesh-catalog"
 )
 
 // PlacementKey is the key, in PlacementBucket, of one node's placement: `placement.<node>`.