diff --git a/target/linux/ramips/dts/MIWIFI-NANO.dts b/target/linux/ramips/dts/MIWIFI-NANO.dts
index d262d8cf2cd..21ac541107d 100644
--- a/target/linux/ramips/dts/MIWIFI-NANO.dts
+++ b/target/linux/ramips/dts/MIWIFI-NANO.dts
@@ -98,7 +98,7 @@
 
 		partition@50000 {
 			label = "firmware";
-			reg = <0x50000 0x7b0000>;
+			reg = <0x50000 0xfb0000>;
 		};
 	};
 };