diff --git a/arch/arm/configs/orion_defconfig b/arch/arm/configs/orion_defconfig
index 9a42b2fc9f652fcf23205d68dab227e55ed3104c..85b80f6b78e19fce057f24cfa5f74a1fb07a3204 100644
--- a/arch/arm/configs/orion_defconfig
+++ b/arch/arm/configs/orion_defconfig
@@ -1108,7 +1108,7 @@ CONFIG_RTC_DRV_RS5C372=y
 # CONFIG_RTC_DRV_X1205 is not set
 # CONFIG_RTC_DRV_PCF8563 is not set
 # CONFIG_RTC_DRV_PCF8583 is not set
-# CONFIG_RTC_DRV_M41T80 is not set
+CONFIG_RTC_DRV_M41T80=y
 # CONFIG_RTC_DRV_M41T80_WDT is not set
 
 #