diff --git a/drivers/mux/Makefile b/drivers/mux/Makefile
index 09f0299..bb16953 100644
--- a/drivers/mux/Makefile
+++ b/drivers/mux/Makefile
@@ -3,3 +3,4 @@
 #
 
 obj-$(CONFIG_MULTIPLEXER)	+= mux-core.o
+obj-$(CONFIG_MUX_GPIO)		+= mux-gpio.o