diff --git a/dts/bindings/haptics/ti,drv2605.yaml b/dts/bindings/haptics/ti,drv2605.yaml
index b2e9d8bf50b..1664a0f9379 100644
--- a/dts/bindings/haptics/ti,drv2605.yaml
+++ b/dts/bindings/haptics/ti,drv2605.yaml
@@ -11,6 +11,7 @@ include: i2c-device.yaml
 
 properties:
   actuator-mode:
+    required: true
     type: string
     enum:
       - "ERM"
diff --git a/tests/drivers/build_all/haptics/i2c.dtsi b/tests/drivers/build_all/haptics/i2c.dtsi
index 2038347e11a..a4fc6bb6c2b 100644
--- a/tests/drivers/build_all/haptics/i2c.dtsi
+++ b/tests/drivers/build_all/haptics/i2c.dtsi
@@ -11,4 +11,6 @@ drv2605@0 {
 	compatible = "ti,drv2605";
 	reg = <0x0>;
 	status = "okay";
+
+	actuator-mode = "LRA";
 };