diff --git a/src/kits/app/Jamfile b/src/kits/app/Jamfile
index 9bd1e1ab2f..41d75656f2 100644
--- a/src/kits/app/Jamfile
+++ b/src/kits/app/Jamfile
@@ -1,3 +1,4 @@
 SubDir OBOS_TOP src kits app ;
 
 
+UsePrivateHeaders interface ;