diff --git a/metadata/layout.conf b/metadata/layout.conf
index 1889babf7..11781c413 100644
--- a/metadata/layout.conf
+++ b/metadata/layout.conf
@@ -9,6 +9,7 @@ sign-commits = true
 sign-manifests = false
 
 #this allows us to remove things from the @system profile and make an @system set which allows more building in parallel
+profile-formats = profile-set
 
 # indicate that ebuilds with the specified EAPIs are deprecated
 eapis-deprecated = 0 1 2 3 4 5