diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/dev-gpio-buttons.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/dev-gpio-buttons.h
index c1ae71e8f..0ab5c3762 100644
--- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/dev-gpio-buttons.h
+++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/dev-gpio-buttons.h
@@ -23,7 +23,7 @@ void __init ramips_register_gpio_buttons(int id,
 static inline void ramips_register_gpio_buttons(int id,
 						unsigned poll_interval,
 						unsigned nbuttons,
-						struct gpio_button *buttons);
+						struct gpio_button *buttons)
 {
 }
 #endif