diff --git a/drivers/Makefile b/drivers/Makefile
index 62b9916eb..326222e23 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -40,6 +40,7 @@ all install depend clean:
 
 image:
 	cd ./libdriver && $(MAKE) build
+	cd ./libdriver_asyn && $(MAKE) build
 	cd ./tty && $(MAKE) build
 	cd ./at_wini && $(MAKE) build
 	cd ./floppy && $(MAKE) build