diff --git a/src/platforms/px4_config.h b/src/platforms/px4_config.h
index ecae2018d7..644d050c7b 100644
--- a/src/platforms/px4_config.h
+++ b/src/platforms/px4_config.h
@@ -48,5 +48,7 @@
 
 #elif defined (__PX4_POSIX)
 #  include <system_config.h>
-#  include <board_config.h>
+#  if !defined(__PX4_UNIT_TESTS)
+#    include <board_config.h>
+#  endif
 #endif