diff --git a/src/sensors/distance/infrared/analog/sharp/GP2D120.hpp b/src/sensors/distance/infrared/analog/sharp/GP2D120.hpp
index b4c678b8..e2c59730 100644
--- a/src/sensors/distance/infrared/analog/sharp/GP2D120.hpp
+++ b/src/sensors/distance/infrared/analog/sharp/GP2D120.hpp
@@ -5,6 +5,8 @@
  */
 #pragma once
 
+#include <stdint.h>
+
 #include "../../../../../runtime/Runtime.hpp"
 #include "../InfraredAnalogSensor.hpp"