diff --git a/common/Makefile.inc b/common/Makefile.inc
index b8e4f35..e74081d 100644
--- a/common/Makefile.inc
+++ b/common/Makefile.inc
@@ -1,3 +1,4 @@
+hw-y += hw.adb
 hw-y += hw.ads
 hw-y += hw-mmio_range.ads
 hw-y += hw-mmio_regs.adb