diff --git a/target/linux/ramips/dts/DWR-512-B.dts b/target/linux/ramips/dts/DWR-512-B.dts
index 29e8eaf410..9e15485d3f 100644
--- a/target/linux/ramips/dts/DWR-512-B.dts
+++ b/target/linux/ramips/dts/DWR-512-B.dts
@@ -33,7 +33,7 @@
 
 		sms {
 			label = "dwr-512-b:green:sms";
-			gpios = <&gpio0 8 GPIO_ACTIVE_LOW>;
+			gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
 		};
 		status {
 			label = "dwr-512-b:green:status";