diff --git a/firmware/drivers/rtc/rtc_s3c2440.c b/firmware/drivers/rtc/rtc_s3c2440.c
index 52ba75345c..a8787e3f8f 100644
--- a/firmware/drivers/rtc/rtc_s3c2440.c
+++ b/firmware/drivers/rtc/rtc_s3c2440.c
@@ -101,7 +101,7 @@ void rtc_get_alarm(int *h, int *m)
 
 /* turn alarm on or off by setting the alarm flag enable
  */
-vodi rtc_enable_alarm(bool enable)
+void rtc_enable_alarm(bool enable)
 {
     if (enable)
     {