1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
index 05beb6c1ca79..d7782aa09943 100644
--- a/drivers/rtc/rtc-cmos.c
+++ b/drivers/rtc/rtc-cmos.c
@@ -164,7 +164,7 @@ static inline unsigned char cmos_read_bank2(unsigned char addr)
 static inline void cmos_write_bank2(unsigned char val, unsigned char addr)
 {
         outb(addr, RTC_PORT(2));
-        outb(val, RTC_PORT(2));
+        outb(val, RTC_PORT(3));
 }
 
 #else