diff --git a/src/base/loader/dtb_object.cc b/src/base/loader/dtb_object.cc
index e9bbceec4..986f6455d 100644
--- a/src/base/loader/dtb_object.cc
+++ b/src/base/loader/dtb_object.cc
@@ -28,13 +28,13 @@
  * Authors: Anthony Gutierrez
  */
 
+#include "base/loader/dtb_object.hh"
+
 #include <sys/mman.h>
-#include <err.h>
 #include <unistd.h>
 
 #include <cassert>
 
-#include "base/loader/dtb_object.hh"
 #include "sim/byteswap.hh"
 #include "fdt.h"
 #include "libfdt.h"