diff --git a/gpu/kera-gpu.dtsi b/gpu/kera-gpu.dtsi
index 60ac5105..136b0e82 100644
--- a/gpu/kera-gpu.dtsi
+++ b/gpu/kera-gpu.dtsi
@@ -31,6 +31,8 @@
 
 	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";
 
diff --git a/gpu/tuna-gpu.dtsi b/gpu/tuna-gpu.dtsi
index 2adffa7d..d277ed56 100644
--- a/gpu/tuna-gpu.dtsi
+++ b/gpu/tuna-gpu.dtsi
@@ -41,6 +41,9 @@
 
 	qcom,ubwc-mode = <5>;
 
+	qcom,tzone-names = "gpu-0", "gpu-1", "gpu-2", "gpu-3",
+			"gpu-4", "gpu-5";
+
 	interconnects = <&gem_noc MASTER_GFX3D &mc_virt SLAVE_EBI1>;
 	interconnect-names = "gpu_icc_path";