diff --git a/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts b/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts
index 1df5ceb11387..37fc5ed98d7f 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts
@@ -124,6 +124,7 @@ &sai5 {
 	assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>;
 	assigned-clock-rates = <24576000>;
 	#sound-dai-cells = <0>;
+	fsl,sai-mclk-direction-output;
 	status = "okay";
 };