diff --git a/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts b/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts
index c1899db46e71..5dc7c950e60d 100644
--- a/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts
+++ b/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts
@@ -786,6 +786,11 @@ &remoteproc_wpss {
 	status = "okay";
 };
 
+&rmtfs_mem {
+	/* Increase the size from 2.5 MiB to 6 MiB */
+	reg = <0x0 0xe1f00000 0x0 0x600000>;
+};
+
 &sdhc_2 {
 	cd-gpios = <&tlmm 65 GPIO_ACTIVE_HIGH>;
 
diff --git a/arch/arm64/boot/dts/qcom/milos.dtsi b/arch/arm64/boot/dts/qcom/milos.dtsi
index 4a64a98a434b..347afce18924 100644
--- a/arch/arm64/boot/dts/qcom/milos.dtsi
+++ b/arch/arm64/boot/dts/qcom/milos.dtsi
@@ -642,7 +642,7 @@ cpusys_vm_mem: cpusys-vm-region@e0600000 {
 
 		rmtfs_mem: rmtfs@e1f00000 {
 			compatible = "qcom,rmtfs-mem";
-			reg = <0x0 0xe1f00000 0x0 0x600000>;
+			reg = <0x0 0xe1f00000 0x0 0x280000>;
 			no-map;
 
 			qcom,client-id = <1>;