diff --git a/qcom/diwali-gpu.dtsi b/qcom/diwali-gpu.dtsi
index 006026df..e7b18ee4 100644
--- a/qcom/diwali-gpu.dtsi
+++ b/qcom/diwali-gpu.dtsi
@@ -41,6 +41,8 @@
 		qcom,min-access-length = <32>;
 		qcom,ubwc-mode = <4>;
 
+		qcom,tzone-names = "gpuss-0", "gpuss-1";
+
 		interconnects = <&gem_noc MASTER_GFX3D &mc_virt SLAVE_EBI1>;
 		interconnect-names = "gpu_icc_path";