diff --git a/src/add-ons/kernel/drivers/ports/Jamfile b/src/add-ons/kernel/drivers/ports/Jamfile
index 05ec19bdd2..ec6ae31ff3 100644
--- a/src/add-ons/kernel/drivers/ports/Jamfile
+++ b/src/add-ons/kernel/drivers/ports/Jamfile
@@ -1,3 +1,4 @@
 SubDir HAIKU_TOP src add-ons kernel drivers ports ; 
 
+SubInclude HAIKU_TOP src add-ons kernel drivers ports pc_serial ;
 SubInclude HAIKU_TOP src add-ons kernel drivers ports usb_serial ;