diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-sysmocom.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-sysmocom.c
index ee16efa..28293c0 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/mach-sysmocom.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-sysmocom.c
@@ -164,7 +164,7 @@ static void __init sysmocom_sob_ap1_setup(void)
 
 static void __init sysmocom_sob_ap2_setup(void)
 {
-	u8 *art = (u8 *) KSEG1ADDR(0x1f7f0000);
+	u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
 
 	sysmocom_common_setup();
 	ath79_register_wmac(art + SYSMOCOM_CALDATA_OFFSET,