diff --git a/target/linux/orion/config-default b/target/linux/orion/config-default
index ba6fb2e05..961e729e0 100644
--- a/target/linux/orion/config-default
+++ b/target/linux/orion/config-default
@@ -301,7 +301,7 @@ CONFIG_RTC_CLASS=y
 # CONFIG_RTC_DRV_DS1553 is not set
 # CONFIG_RTC_DRV_DS1672 is not set
 # CONFIG_RTC_DRV_DS1742 is not set
-# CONFIG_RTC_DRV_ISL1208 is not set
+CONFIG_RTC_DRV_ISL1208=y
 # CONFIG_RTC_DRV_M41T80 is not set
 # CONFIG_RTC_DRV_M48T59 is not set
 # CONFIG_RTC_DRV_M48T86 is not set