diff --git a/drivers/at86rf231/at86rf231.c b/drivers/at86rf231/at86rf231.c
index bc5b5a1fa347b..4a97d250a1bbc 100644
--- a/drivers/at86rf231/at86rf231.c
+++ b/drivers/at86rf231/at86rf231.c
@@ -27,6 +27,7 @@
 #include "kernel_types.h"
 #include "transceiver.h"
 #include "hwtimer.h"
+#include "config.h"
 
 #define ENABLE_DEBUG (0)
 #include "debug.h"