diff --git a/compiler/utils/assembler.h b/compiler/utils/assembler.h
index 5b0cd6b..379a639 100644
--- a/compiler/utils/assembler.h
+++ b/compiler/utils/assembler.h
@@ -29,10 +29,10 @@
 #include "base/array_ref.h"
 #include "base/enums.h"
 #include "base/macros.h"
+#include "base/memory_region.h"
 #include "debug/dwarf/debug_frame_opcode_writer.h"
 #include "label.h"
 #include "managed_register.h"
-#include "memory_region.h"
 #include "mips/constants_mips.h"
 #include "offsets.h"
 #include "x86/constants_x86.h"