diff --git a/sw/airborne/boards/apogee_1.0.h b/sw/airborne/boards/apogee_1.0.h
index a9ca6af6c54..343c514eca8 100644
--- a/sw/airborne/boards/apogee_1.0.h
+++ b/sw/airborne/boards/apogee_1.0.h
@@ -308,7 +308,7 @@
 #endif
 
 #if USE_PWM3
-#define PWM_SERVO_3_IDX 3
+#define PWM_SERVO_3 3
 #define PWM_SERVO_3_TIMER TIM3
 #define PWM_SERVO_3_RCC_IOP RCC_AHB1ENR_IOPBEN
 #define PWM_SERVO_3_GPIO GPIOB