diff --git a/sys/vtimer/vtimer.c b/sys/vtimer/vtimer.c
index 8d7daf6f0ab83519b1ce22f5561511e7bdcafbcd..4265baa19db3ce00a380f3d0b15a3142c0f6a3be 100644
--- a/sys/vtimer/vtimer.c
+++ b/sys/vtimer/vtimer.c
@@ -21,6 +21,9 @@
 #include <string.h>
 #include <inttypes.h>
 
+#define ENABLE_DEBUG    (0)
+#include "debug.h"
+
 #include "irq.h"
 #include "priority_queue.h"
 #include "timex.h"
@@ -32,8 +35,6 @@
 
 #include "vtimer.h"
 
-#define ENABLE_DEBUG    (0)
-#include "debug.h"
 
 #if ENABLE_DEBUG