diff --git a/qcom/monaco.dtsi b/qcom/monaco.dtsi
index 79bbf6a2fa81..ea8308d7599f 100644
--- a/qcom/monaco.dtsi
+++ b/qcom/monaco.dtsi
@@ -1264,6 +1264,10 @@
 		interrupt-parent = <&intc>;
 		#interrupt-cells = <2>;
 	};
+
+	qcom-secure-buffer {
+		compatible = "qcom,secure-buffer";
+	};
 };
 
 #include "pm5100.dtsi"
diff --git a/qcom/msm-arm-smmu-monaco.dtsi b/qcom/msm-arm-smmu-monaco.dtsi
index c9e6c47f03df..62381dae063b 100644
--- a/qcom/msm-arm-smmu-monaco.dtsi
+++ b/qcom/msm-arm-smmu-monaco.dtsi
@@ -37,7 +37,7 @@
 
 			qcom,actlr =
 				/* ALL CBs of GFX: +15 deep PF */
-				<0x0 0x3ff 0x30B>;
+				<0x0 0x3ff 0x32B>;
 
 		gfx_0_tbu: gfx_0_tbu@0x59dd000 {
 				compatible = "qcom,qsmmuv500-tbu";