diff --git a/arch/arm/boot/dts/at91sam9x5cm.dtsi b/arch/arm/boot/dts/at91sam9x5cm.dtsi
index bdeaa0b64a5b..0a673a7082be 100644
--- a/arch/arm/boot/dts/at91sam9x5cm.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5cm.dtsi
@@ -88,7 +88,7 @@
 
 						rootfs@800000 {
 							label = "rootfs";
-							reg = <0x800000 0x1f800000>;
+							reg = <0x800000 0x0f800000>;
 						};
 					};
 				};