diff --git a/src/platforms/px4_log.h b/src/platforms/px4_log.h
index 327df7abe1..21f17ce68e 100644
--- a/src/platforms/px4_log.h
+++ b/src/platforms/px4_log.h
@@ -54,6 +54,7 @@
 #include <stdint.h>
 #include <sys/cdefs.h>
 #include <stdio.h>
+#include <px4_defines.h>
 
 __BEGIN_DECLS
 __EXPORT extern uint64_t hrt_absolute_time(void);