diff --git a/src/kernel/libroot/posix/arch/Jamfile b/src/kernel/libroot/posix/arch/Jamfile
new file mode 100644
index 0000000000..3a3f4420cb
--- /dev/null
+++ b/src/kernel/libroot/posix/arch/Jamfile
@@ -0,0 +1,3 @@
+SubDir OBOS_TOP src kernel libroot posix arch ;
+
+SubInclude OBOS_TOP src kernel libroot posix arch $(OBOS_ARCH) ;