diff --git a/drivers/haptic/solenoid.c b/drivers/haptic/solenoid.c
index 3e61d5a17..25cf34465 100644
--- a/drivers/haptic/solenoid.c
+++ b/drivers/haptic/solenoid.c
@@ -18,6 +18,7 @@
 #include "timer.h"
 #include "solenoid.h"
 #include "haptic.h"
+#include "gpio.h"
 
 bool     solenoid_on      = false;
 bool     solenoid_buzzing = false;