diff --git a/compiler/image_writer.h b/compiler/image_writer.h
index 8e930f0..f1b2965 100644
--- a/compiler/image_writer.h
+++ b/compiler/image_writer.h
@@ -27,11 +27,11 @@
 #include <ostream>
 
 #include "base/bit_utils.h"
+#include "base/length_prefixed_array.h"
 #include "base/macros.h"
 #include "driver/compiler_driver.h"
 #include "gc/space/space.h"
 #include "image.h"
-#include "length_prefixed_array.h"
 #include "lock_word.h"
 #include "mem_map.h"
 #include "oat_file.h"