diff --git a/configs/sx8m_defconfig b/configs/sx8m_defconfig
index 60e0c05..6c092ef 100644
--- a/configs/sx8m_defconfig
+++ b/configs/sx8m_defconfig
@@ -801,7 +801,7 @@ CONFIG_RTC_DRV_DS1307=m
 CONFIG_RTC_DRV_HYM8563=m
 CONFIG_RTC_DRV_MAX77686=y
 CONFIG_RTC_DRV_PCF85363=m
-CONFIG_RTC_DRV_M41T80=m
+CONFIG_RTC_DRV_M41T80=y
 CONFIG_RTC_DRV_RX8581=m
 CONFIG_RTC_DRV_RV3028=m
 CONFIG_RTC_DRV_RV8803=m