diff --git a/src/modules/uORB/Subscription.hpp b/src/modules/uORB/Subscription.hpp
index 791695d837..779c60a347 100644
--- a/src/modules/uORB/Subscription.hpp
+++ b/src/modules/uORB/Subscription.hpp
@@ -41,6 +41,7 @@
 #include <uORB/uORB.h>
 #include <containers/List.hpp>
 #include <systemlib/err.h>
+#include <px4_defines.h>
 
 namespace uORB
 {