diff --git a/arch/arm/mach-s3c64xx/setup-keypad.c b/arch/arm/mach-s3c64xx/setup-keypad.c
index d1fd7228ee75..f8ed0d22db70 100644
--- a/arch/arm/mach-s3c64xx/setup-keypad.c
+++ b/arch/arm/mach-s3c64xx/setup-keypad.c
@@ -12,6 +12,7 @@
 
 #include <linux/gpio.h>
 #include <plat/gpio-cfg.h>
+#include <plat/keypad.h>
 
 void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols)
 {