diff --git a/qcom/shima.dtsi b/qcom/shima.dtsi
index 132375ce..fc70a9f4 100644
--- a/qcom/shima.dtsi
+++ b/qcom/shima.dtsi
@@ -1137,7 +1137,7 @@
 
 	qcom,rmtfs_sharedmem@0 {
 		compatible = "qcom,sharedmem-uio";
-		reg = <0x0 0x200000>;
+		reg = <0x0 0x280000>;
 		reg-names = "rmtfs";
 		qcom,client-id = <0x00000001>;
 	};