diff --git a/arch/arm/boot/dts/st/stih410.dtsi b/arch/arm/boot/dts/st/stih410.dtsi
index 29e95e9d3229..a69231854f78 100644
--- a/arch/arm/boot/dts/st/stih410.dtsi
+++ b/arch/arm/boot/dts/st/stih410.dtsi
@@ -270,6 +270,7 @@
 			clock-names = "thermal";
 			clocks = <&clk_sysin>;
 			interrupts = <GIC_SPI 205 IRQ_TYPE_EDGE_RISING>;
+			#thermal-sensor-cells = <0>;
 		};
 
 		cec@94a087c {
diff --git a/arch/arm/boot/dts/st/stih418.dtsi b/arch/arm/boot/dts/st/stih418.dtsi
index b35b9b7a7ccc..0f0db988a907 100644
--- a/arch/arm/boot/dts/st/stih418.dtsi
+++ b/arch/arm/boot/dts/st/stih418.dtsi
@@ -113,6 +113,7 @@
 			clock-names = "thermal";
 			clocks = <&clk_sysin>;
 			interrupts = <GIC_SPI 205 IRQ_TYPE_EDGE_RISING>;
+			#thermal-sensor-cells = <0>;
 		};
 	};
 };