diff --git a/src/add-ons/kernel/partitioning_systems/Jamfile b/src/add-ons/kernel/partitioning_systems/Jamfile
index 086886762d..2e0711e832 100644
--- a/src/add-ons/kernel/partitioning_systems/Jamfile
+++ b/src/add-ons/kernel/partitioning_systems/Jamfile
@@ -3,3 +3,4 @@ SubDir OBOS_TOP src add-ons kernel partitioning_systems ;
 SubInclude OBOS_TOP src add-ons kernel partitioning_systems intel ;
 SubInclude OBOS_TOP src add-ons kernel partitioning_systems amiga ;
 SubInclude OBOS_TOP src add-ons kernel partitioning_systems apple ;
+SubInclude OBOS_TOP src add-ons kernel partitioning_systems session ;
diff --git a/src/tests/kernel/core/disk_device_manager/Jamfile b/src/tests/kernel/core/disk_device_manager/Jamfile
index 8c5f219012..20b6d22635 100644
--- a/src/tests/kernel/core/disk_device_manager/Jamfile
+++ b/src/tests/kernel/core/disk_device_manager/Jamfile
@@ -29,5 +29,6 @@ Depends userland_disk_system_modules :
 	<partitioning_system>intel
 	<partitioning_system>amiga_rdb
 	<partitioning_system>apple
+	<partitioning_system>session
 ;