diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index cbdf7c1f31b9..f4da50b2c007 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -3488,6 +3488,7 @@ apcs_glb: mailbox@9820000 {
 			reg = <0x09820000 0x1000>;
 
 			#mbox-cells = <1>;
+			#clock-cells = <0>;
 		};
 
 		timer@9840000 {