diff --git a/target/linux/lantiq/files-4.14/arch/mips/boot/dts/vr9.dtsi b/target/linux/lantiq/files-4.14/arch/mips/boot/dts/vr9.dtsi
index 77e0cba30d..1bc1d608b9 100644
--- a/target/linux/lantiq/files-4.14/arch/mips/boot/dts/vr9.dtsi
+++ b/target/linux/lantiq/files-4.14/arch/mips/boot/dts/vr9.dtsi
@@ -154,7 +154,7 @@
 
 				regmap = <&rcu0>;
 				offset = <0x10>;
-				mask = <0x40000000>;
+				mask = <0xe0000000>;
 			};
 		};
 	};