diff --git a/src/drivers/drv_pwm_output.h b/src/drivers/drv_pwm_output.h
index 26fdf1d8a3..3d4b7cd7f7 100644
--- a/src/drivers/drv_pwm_output.h
+++ b/src/drivers/drv_pwm_output.h
@@ -267,16 +267,17 @@ struct pwm_output_rc_config {
 
 /** set auxillary output mode. These correspond to enum Mode in px4fmu/fmu.cpp */
 #define PWM_SERVO_MODE_NONE			0
-#define PWM_SERVO_MODE_2PWM			1
-#define PWM_SERVO_MODE_2PWM2CAP			2
-#define PWM_SERVO_MODE_3PWM			3
-#define PWM_SERVO_MODE_3PWM1CAP			4
-#define PWM_SERVO_MODE_4PWM			5
-#define PWM_SERVO_MODE_6PWM			6
-#define PWM_SERVO_MODE_8PWM			7
-#define PWM_SERVO_MODE_4CAP			8
-#define PWM_SERVO_MODE_5CAP			9
-#define PWM_SERVO_MODE_6CAP		       10
+#define PWM_SERVO_MODE_1PWM			1
+#define PWM_SERVO_MODE_2PWM			2
+#define PWM_SERVO_MODE_2PWM2CAP			3
+#define PWM_SERVO_MODE_3PWM			4
+#define PWM_SERVO_MODE_3PWM1CAP			5
+#define PWM_SERVO_MODE_4PWM			6
+#define PWM_SERVO_MODE_6PWM			7
+#define PWM_SERVO_MODE_8PWM			8
+#define PWM_SERVO_MODE_4CAP			9
+#define PWM_SERVO_MODE_5CAP		       10
+#define PWM_SERVO_MODE_6CAP		       11
 #define PWM_SERVO_SET_MODE			_PX4_IOC(_PWM_SERVO_BASE, 34)
 
 /*