diff --git a/drivers/sensors/usensor.c b/drivers/sensors/usensor.c
index 84b3b73d75..d61aa84517 100644
--- a/drivers/sensors/usensor.c
+++ b/drivers/sensors/usensor.c
@@ -27,6 +27,7 @@
 #include <nuttx/list.h>
 #include <nuttx/kmalloc.h>
 #include <nuttx/mutex.h>
+#include <nuttx/nuttx.h>
 #include <nuttx/sensors/sensor.h>
 
 /****************************************************************************