diff --git a/src/add-ons/kernel/bus_managers/agp/Jamfile b/src/add-ons/kernel/bus_managers/agp/Jamfile
index c92e9bf825..be19930fcd 100644
--- a/src/add-ons/kernel/bus_managers/agp/Jamfile
+++ b/src/add-ons/kernel/bus_managers/agp/Jamfile
@@ -1,5 +1,7 @@
 SubDir OBOS_TOP src add-ons kernel bus_managers agp ;
 
+UsePrivateHeaders graphics ;
+
 R5KernelAddon agp : [ FDirName kernel bus_managers ] :
 	agp.cpp
 	module.cpp