diff --git a/target/linux/ixp4xx-2.6/config/default b/target/linux/ixp4xx-2.6/config/default
index 06153aa03f..9122c522fd 100644
--- a/target/linux/ixp4xx-2.6/config/default
+++ b/target/linux/ixp4xx-2.6/config/default
@@ -362,7 +362,7 @@ 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_M48T86 is not set
 CONFIG_RTC_DRV_PCF8563=y
 # CONFIG_RTC_DRV_PCF8583 is not set