diff --git a/sys/modules/acpi/Makefile b/sys/modules/acpi/Makefile
index f9b44004b684..e3b4307a5c97 100644
--- a/sys/modules/acpi/Makefile
+++ b/sys/modules/acpi/Makefile
@@ -8,7 +8,7 @@
 .error "The ACPI module is only for i386"
 .endif
 
-SUBDIR= acpi acpi_asus acpi_fujitsu acpi_ibm acpi_panasonic acpi_sony \
-	acpi_toshiba acpi_video acpi_dock
+SUBDIR= acpi acpi_aiboost acpi_asus acpi_fujitsu acpi_ibm  \
+	acpi_panasonic acpi_sony acpi_toshiba acpi_video acpi_dock
 
 .include <bsd.subdir.mk>