diff --git a/qcom/blair.dtsi b/qcom/blair.dtsi
index 468edb3fb554..2d276c0fe415 100644
--- a/qcom/blair.dtsi
+++ b/qcom/blair.dtsi
@@ -422,7 +422,7 @@
 		alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>;
 		reusable;
 		alignment = <0x0 0x400000>;
-		size = <0x0 0x1400000>;
+		size = <0x0 0x2000000>;
 	};
 
 	qseecom_ta_mem: qseecom_ta_region {