diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index 9244c6f..ea7c745 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -14,3 +14,4 @@
 obj-$(CONFIG_GPIO_XILINX)	+= xilinx_gpio.o
 obj-$(CONFIG_GPIO_BT8XX)	+= bt8xxgpio.o
 obj-$(CONFIG_GPIO_VR41XX)	+= vr41xx_giu.o
+obj-$(CONFIG_GPIO_WM831X)	+= wm831x-gpio.o