diff --git a/compiler/utils/assembler.h b/compiler/utils/assembler.h
index ad7e98d..67711e3 100644
--- a/compiler/utils/assembler.h
+++ b/compiler/utils/assembler.h
@@ -19,16 +19,16 @@
 
 #include <vector>
 
+#include "arch/instruction_set.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "arm/constants_arm.h"
-#include "mips/constants_mips.h"
-#include "x86/constants_x86.h"
-#include "x86_64/constants_x86_64.h"
-#include "instruction_set.h"
 #include "managed_register.h"
 #include "memory_region.h"
+#include "mips/constants_mips.h"
 #include "offsets.h"
+#include "x86/constants_x86.h"
+#include "x86_64/constants_x86_64.h"
 
 namespace art {