diff --git a/arch/arm/boot/dts/sama7g5.dtsi b/arch/arm/boot/dts/sama7g5.dtsi
index 7bd8ae8e8d38..9cc0e86544ad 100644
--- a/arch/arm/boot/dts/sama7g5.dtsi
+++ b/arch/arm/boot/dts/sama7g5.dtsi
@@ -221,7 +221,7 @@
 			compatible = "microchip,sama7g5-rtt", "microchip,sam9x60-rtt", "atmel,at91sam9260-rtt";
 			reg = <0xe001d020 0x30>;
 			interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&clk32k 0>;
+			clocks = <&clk32k 1>;
 		};
 
 		clk32k: clock-controller@e001d050 {