diff --git a/target/linux/ramips/dts/RT5350F-OLINUXINO-EVB.dts b/target/linux/ramips/dts/RT5350F-OLINUXINO-EVB.dts
index 6c45d7a56e..bda918b44b 100644
--- a/target/linux/ramips/dts/RT5350F-OLINUXINO-EVB.dts
+++ b/target/linux/ramips/dts/RT5350F-OLINUXINO-EVB.dts
@@ -60,7 +60,7 @@
 
 		partition@50000 {
 			label = "firmware";
-			reg = <0x50000 0x3b0000>;
+			reg = <0x50000 0x7b0000>;
 		};
 	};
 };
diff --git a/target/linux/ramips/dts/RT5350F-OLINUXINO.dts b/target/linux/ramips/dts/RT5350F-OLINUXINO.dts
index e59b418121..0d28e10d95 100644
--- a/target/linux/ramips/dts/RT5350F-OLINUXINO.dts
+++ b/target/linux/ramips/dts/RT5350F-OLINUXINO.dts
@@ -38,7 +38,7 @@
 
 		partition@50000 {
 			label = "firmware";
-			reg = <0x50000 0x3b0000>;
+			reg = <0x50000 0x7b0000>;
 		};
 	};
 };